Working together, Joy and Steve collected 39 pounds of aluminum cans for recycling. If Joy collected j pounds, which of the following shows the number of pounds collected by Steve?

Answers

Answer 1

Answer:

The number of pounds collected by Steve is [tex]39-j[/tex]

Step-by-step explanation:

Let

j----> the number of pounds collected by Joy

s ---> the number of pounds collected by Steve

we know that

[tex]j+s=39[/tex]

Solve for s

That means-----> Isolate the variable s

Subtract j both sides

[tex]s=39-j[/tex]


Related Questions

Help meeeeeeeeeeeeew

Answers

Do you need help on the Vertical Angles?

in a standard deck of cards, there are 4 aces out of the 52 cards. What is the probability of being dealt 4 aces from a deck of cards if the first cards drawn are not replaced in the deck?

Answers

There is approximately a 0.000004% chance you'll get 4 aces. (1/270725)

Hope this helps!

Please help!! Free brainliest!!

Answers

Answer:

The ending bank balance would be $260.89

Step-by-step explanation:

210.84 - 40.00

170.84

170.84 + 90.05

260.89

Answer:

The ending bank balance would be $260.89

Step-by-step explanation:

210.84 - 40.00  

170.84  

170.84 + 90.05

260.89

Step-by-step explanation:

Help me asap!!!!!!! please!!!

Answers

Answer:

  see attachment

Step-by-step explanation:

The applicable property of exponents is ...

[tex]\sqrt[n]{x^m}=x^{\frac{m}{n}}[/tex]

The 4th selection uses this property directly. The 3rd selection uses the property

[tex](a^b)^c=a^{bc}[/tex]

to show that the cubes of the two expressions are equivalent. Since all the numbers involved are real numbers, this is equivalent to showing the expressions equivalent.

Use addition to solve the linear system of equations. Include all of your work in your final answer. 3x-y=6 and y=x-4

Answers

Answer:

x = 1, y = -3

Step-by-step explanation:

So, we have two equations to start with: 3x-y=6 and y = x-4, we want to resolve the equations by addition.

We sum up the left sides of the equations together and the right sides together, and simplify, we have:

3x - y + y = 6 + x - 4

3x = 2 + x ==> 2x = 2 ==> x = 1

To find y, we place the value of x in any of the two equations:

y = x - 4 = 1 - 4 = -3

You verify that the solution is valid by entering the values of x and y in the other equation:

3x - y = 6 becomes

3 (1) - (-3) = 6

3 + 3 = 6

Answer:

x = 1 and y = -3

Step-by-step explanation:

The given linear equations are,

3x - y = 6 and y = x - 4

To solve the system of equations

Let 3x - y = 6   -----(1)

y = x - 4

x - y = 4  ----(2)

(2) * -3 ⇒ -3x  + 3y = -4   ----(3)

(2) + (3) ⇒

3x - y = 6  

-3x  + 3y = -12

0   +2y = -6

y = -6/2 = -3

x - y = 4  

x = 4 + y = 4 + -3 = 1

x = 1 and y = -3

If you started with y = x + 3, how many units would you shift DOWN to get to y = x-2? Hint- count down from y-intercept to the other. OR find the difference between the y-intercepts 3 – (-2) = 5

Answers

Answer: You would shift "y=x+3" 5 units down to get "y=x-2".

Step-by-step explanation:

Subtract 3 by 5 and you will get -2.

Hope this helps.

Maria, Kara, and Tommy order 1 pizza to share. Maria eats 1/4 of the pizza, Kara eats 1/8 of the pizza, and Tommy eats 3/8 of the pizza. How much of the pizza is left?​

Answers

Answer:

3/4

Step-by-step explanation:

So you give them all a common denominator of 8. This means Maria eats 2/8 of the pizza, Kara eats 1/8 of the pizza, and Tommy eats 3/8 of the pizza. When you add them you get 6/8 which simplified to 3/4.

which expression is equivalent to (4 sqrt of 6)/(cube root of 2)?
a - (12 sqrt of 27)/2
b - (4 sqrt of 24)/2
c- (12 sqrt of 55296)/2
(12 sqrt of 177147)/3

Answers

For this case we must find an expression equivalent to:

[tex]\frac{4\sqrt{6}}{\sqrt[3]{2}}[/tex]

We multiply by:

[tex](\frac{(\sqrt[3]{2})^2}{(\sqrt[3]{2})^2})\\\frac{4\sqrt{6}}{\sqrt[3]{2}}*(\frac{(\sqrt[3]{2})^2}{(\sqrt[3]{2})^2})=[/tex]

By definition of multiplication of powers of the same base we have:

[tex]a^n*a^m=a^{m+n}\\\frac{4\sqrt{6}*(\sqrt[3]{2})^2}{(\sqrt[3]{2})^3}=\\\frac{4\sqrt{6}*(\sqrt[3]{2})^2}{2}=[/tex]

Move the exponent within the radical:

[tex]\frac{4\sqrt{6}*\sqrt[3]{2^2}}{2}=\\\frac{4\sqrt{6}*\sqrt[3]{4}}{2}=[/tex]

We rewrite:

[tex]4^{\frac{1}{3}}=4^{\frac{2}{6}}=\sqrt[6]{4^2}\\6^{\frac{1}{2}}=6^{\frac{3}{6}}=\sqrt[6]{6^3}[/tex]

Rewriting the expression:

[tex]\frac{4\sqrt[6]{4^2}\sqrt[6]{6^3}}{2}=\\\frac{4\sqrt[6]{16*216}}{2}=\\\frac{4\sqrt[6]{3456}}{2}=\\\frac{4\sqrt[6]{2^6*54}}{2}=\\\frac{8\sqrt[6]{54}}{2}=\\4\sqrt[6]{54}[/tex]

Answer:

[tex]4\sqrt[6]{54}[/tex]

Answer:

A!!!!

12^sqrt 27/ 2

Step-by-step explanation:

Given the function f(x)=6|x-2|+3, for what values of x is f(x)=39?

Answers

Answer:

The values of x are -4 and 8

Step-by-step explanation:

39=6|x-2|+3  move the 39 and 6 to the opposite sides and simplify

-6|x-2|=-36   divide both side by -6  

|x-2|=6          separate it into the possible equations

x-2=6  so, x=8

or

x-2=-6  so, x=-4

The beverage orders from school cafeteria are shown in the graph. If 760 students purchase a beveragehow many of the students chose water

Answers

according to the graph, 25% chose water, and

[tex]\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{25\% of 760}}{\left( \cfrac{25}{100} \right)760}\implies 190[/tex]

consider the inequality-5(x+7)<-10 write an inequality representing the solution for x

Answers

Answer:

x > -5

Step-by-step explanation:

-5(x + 7) < -10            use the distributive property a(b + c) = ab + ac

(-5)(x) + (-5)(7) < -10

-5x - 35 < -10         add 35 to both sides

-5x < 25         change the signs

5x > - 25       divide both sides by 5

x > -5

What is the answer to
20.25 x 6

Answers

Answer:

The answer is 121.50

Step-by-step explanation:

Multiple 6 by the 20 first so you get 120

Then multiply 6 by the .25 and you get 1.5

So just add 120 with 1.5 and you get 121.50

Answer:

121.5

Step-by-step explanation:

Bad at explaining look at picture.

Amber bought a condominium at a time when prices were at their highs. She paid $200,000. Since then, the market value has decrease by 5% per year. Write an exponential depreciation equation to model this situation. Approximately when will Amber's condominium be worth less than $140,000?

Answers

Answer:

$140,000(1 - .05)^t

Step-by-step explanation:

you have your total amount $140,000

it is decreased by 5% go behind the number and move two decimal points and you get .05

since is decreasing it would be 1 subtracted by ,05

$140,000(1 - .05)^t

"t" is the years it would be depreciated by

I do not see years but by knowledge i would say it is decreasing

Answer:

Since, the exponential decay function,

[tex]A=P(1-r)^t[/tex]

Where,

P = initial value,

r = rate per period,

t = number of periods,

Here, P = $ 200,000, r = 5% = 0.05,

Thus, the value of the condominium would be,

[tex]A=200000(1-0.05)^t=200000(0.95)^t[/tex]

Which is the required equation.

If A < 140,000

[tex]200000(0.95)^t < 140000[/tex]

By the graphing calculator.

[tex]t< 6.95364[/tex]

Hence, about after 7 years the condominium will be worth less than $140,000.

if f(x)=x+4 and g(x)=x^2-1, what is (g*f)(x)​

Answers

(X + 4)(X^2 - 1) = x^3 + 4x^2 - x - 4

Rena pushes the elevator button but the elevator does not move the mass limit for the elevator is 450 kg But Reena and her load of identical Packages mass A total of 620 KG each package has a mass of 37.4 KG

Answers

Answer:

1) 620- 37.4p≤450

2) 5

Step-by-step explanation:

Total weight of rena and packages = 620 kg

lift limitation= 450 kg

mass of each load= 37.4 kgs

As the mass limit for the elevator is 450 kg therefore the from the Total weight of rena and packages (620 kgs) rena needs to subtract weight of some number of packages (p x 37.4)

hence

620- 37.4p≤450

2)

Solving for minimum whole number of packages p, rena needs to remove to meet the elevator limitation:

620- 37.4p≤450

37.4p≤-450+620

37.4p≥170

p≥4.5

rounding off to whole number

p≥5 !

would 20, 40, 30 form a right angle​

Answers

Yes because if you add forty and thirty that equals seventy plus twenty is 90 which is a right angle

Answer:

No

Step-by-step explanation:

It would not form a right triangle because if you square 20, 30, 40, and add 20^2 and 30^2 it would become 1,300, but 40^2 is 1,600 which does not make it a right triangle according to the Pythagorean Theorem.

For the 50 students in an art contest there will be 1 prize for 1st place, 1 prize for 2nd place, and 3 prizes for a honorable mention. What is the probability of winning a prize?

Answers

Final answer:

The problem involves calculating the probability of winning a prize in an art contest. The total prizes are 5 and the total students are 50. Therefore, the probability of winning a prize is 5/50 = 10%

Explanation:

The problem you're asking about is a classic question in the field of probability. In this case, we have 50 students entering an art contest. There are 1+1+3=5 prizes to be won. Therefore, the total number of ways of winning a prize is 5.

The total number of outcomes (which in this case is the total number of students) is 50. Thus, the probability of a student winning a prize can be calculated as the ratio of the number of ways of winning to the total number of outcomes. This gives us:

P(Winning a prize) = Number of ways of winning / Total number of outcomes = 5 / 50 = 0.1 or 10%.

So, each student has a 10% chance of winning a prize in the contest.

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Final answer:

The probability of winning a prize in the art contest is 1/10.

Explanation:

To find the probability of winning a prize in the art contest, we need to consider the total number of students and the number of prizes available.

There are 1 prize for 1st place, 1 prize for 2nd place, and 3 prizes for honorable mention.

Therefore, a total of 5 prizes are available.

The probability of winning a prize can be calculated by dividing the number of prizes by the total number of students.

So, the probability is 5/50, or 1/10.

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Find -2/3 divided by 4/6
-1
4/9
-9/4
1

Answers

Answer:

-1

Step-by-step explanation:

The given expression is:

[tex]-\frac{2}{3}\div \frac{4}{6}[/tex]

We multiply by the reciprocal to get:

[tex]-\frac{2}{3}\times \frac{6}{4}[/tex]

We factor so that we can cancel easily:

[tex]-\frac{2}{3}\times \frac{3\times 2}{2\times 2}[/tex]

Cancel the common factors to get:

[tex]-\frac{1}1}\times \frac{1\times 2}{1\times 2}[/tex]

This simplifies to:

[tex]-1[/tex]

Answer:The final answer is 1.

Step-by-step explanation:

triangle ABC was transformed to create triangle DEF.

Answers

Answer:

The answer is B.

Step-by-step explanation:

You can see that the triangles are identical, so find the side that matches with BA and there you have it. The corresponding side is ED. I hope this helps!

A recipe calls for 212 cups of flour to make 2 dozen cookies. How many cups of flour would be required to bake 15 dozen cookies.

Answers

Answer:

(212 cups/2 dozen)(15 dozen) = 1,590 cups

a solid has 4 faces and 8 edges. how many vertices are there?

Answers

Answer:

there would be 4 vertices

Step-by-step explanation:

Identify the length of line BA.


A) 12.6
B) 5.6
C) 22.4
D) 8.8

Answers

Answer:

B). 5.6

Step-by-step explanation:

3.2/x = 4/7

Then, cross-multiply

4x = (3.2) 7

4x = 22.4

x = 5.6

9t-3t+2
Combine like terms to create an equal expression.

Answers

Answer:

6t - 3

Step-by-step explanation:

9t - 3t + 2

Combine like terms: 9t - 3t = 6t

so

9t - 3t + 2

= 6t - 3

how to find the missing dimension of a triangular prism ​

Answers

The missing dimension of a triangular prism ​is found with the help of the formula for the volume of the prism.

What is the definition of a triangular prism?

Join the edges of three rectangles. Now, from both ends, seal their triangle mouths. A triangular prism is a name for the form.

The volume of the prism will be;

[tex]\rm V=\frac{1}{2} \times b \times h\times L[/tex]

Where,

b is the triangle's base length

h is the triangle's height

L is the length is the prism length

Hence, the formula for the prism's volume is used to get the missing dimension of a triangular prism.

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Please help me with the answer

Answers

Answer:

Alternate exterior angles

Step-by-step explanation:

Alternate exterior angles are angles that are opposite of the transversal line, but are found outside or the external side of the of the line that intersects them.

If the lines that intersect them happen to be parallel, then their measures would be congruent.

ANSWER

<1 and <8 are alternate exterior angles.

EXPLANATION

From the diagram we can trace a Z shape between the two parallel lines.

When we trace the shape, <1 and <8 will be on the exterior corners of the z-shape.

z-angles are called alternate angles.

These two angles are alternate to each other.

Hence <1 and <8 are alternate exterior angles.

Editor needs six cookies and 2 brownies for every 4 plates he makes for a bake sale cookies and brownies into the box to show how many editor needs for ten plates

Answers

Answer: 15 cookies and 5 brownies will be required.

Step-by-step explanation:

Given in the question is Eder needs 6 cookies and 2 brownies for 4 plates.

We have to calculate the cookies and brownies required for 10 plates.

Let's first calculate the cookies by unitary method.

⇒ 4 plates required cookies = 6 cookies

⇒  1 plate will require cookies = 6/4

⇒ 10 plates will require cookies = 6×10/4 = 15

Similarly we will calculate the brownies.

⇒ 4 plates required number of brownies = 2

⇒1 plate will require = 2/4 brownies

⇒10 plates will require = 2×10/4 = 5 brownies

⇒Therefore 15 cookies and 5 brownies will be required for 10 plates.

* Hopefully this helps:)

~ 234483279c20~

Final answer:

For 4 plates, an editor needs 1.5 cookies and 0.5 brownies. Thus, for ten plates, they will require 15 cookies and 5 brownies.

Explanation:

Let's start by determining the amount of cookies and brownies the editor needs for 4 plates. As per the given information, the editor needs 6 cookies and 2 brownies for every 4 plates. Therefore, for each plate, the editor will need to have 1.5 cookies (6/4 = 1.5) and 0.5 brownies (2/4 = 0.5).

Now, let's compute how much this would translate to if we have ten plates. Using the ratio we determined earlier, for ten plates the editor would need:

15 Cookies (1.5 cookies per plate * 10 plates)5 Brownies (0.5 brownies per plate * 10 plates)

This is the simplest way to figure out how many cookies and brownies are needed for a given number of plates, provided you know how much is needed per plate.

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The median of the set of data below is 9.
4,9.9.9, 8, 7, 6, 1, 2
True
False​

Answers

Answer:

False

Step-by-step explanation:

Set the data in order.

1, 2, 4, 6, 7, 8, 9, 9, 9

Now try finding the middle of the data set by taking out the sides equally one by one.

1, 2, 4, 6, 7, 8, 9, 9, 9

  2, 4, 6, 7, 8, 9, 9

      4, 6, 7, 8, 9

          6, 7, 8

              7

7 is the median

Final answer:

The median of the data set [1, 2, 6, 7, 8, 9.4, 9.9, 9.9] is not 9.4, but instead is 7.5, which is calculated by getting the average of the two middle values, in this case, 7 and 8.

Explanation:

The given set of data is: [9.4, 9.9, 9.9, 8, 7, 6, 1, 2]. The first step is to put the data in numerical order, so we have [1, 2, 6, 7, 8, 9.4, 9.9, 9.9]. The median is the middle value in an ordered data set. Since this set has an even number of data values (8), the median is calculated as the average of the two middle values. Here, the middle values are 7 and 8. Therefore, to find the median, we add these two values together and divide by 2. Hence, 7 + 8 = 15, and 15 divided by 2 equals 7.5. Therefore, the median of this data set is 7.5, not 9.4.

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f(x)=2x and g(x)=2x+3,what is the value of f(g(-8))

Answers

Answer:

f(g(-8)) = -26

Step-by-step explanation:

Given:

f(x)=2x and g(x)=2x+3

Required:

f(g(-8))=?

Solution:

First we will find g(-8)

g(x) = 2x+3

g(-8)= 2(-8)+3

      = -16 + 3

      = -13.

so, g(-8) = -13

Now, for calculation f(g(-8)) we can put the value of g(-8) i.e, -13

so, f(x) = 2x

    f(-13)  = 2(-13)

             = -26

so, f(-13) = -26

and f(g(-8)) = -26

if 3x-4=8 what is the value of x

Answers

Answer:

x=4

Step-by-step explanation:

3x-4=8

3x=8+4

3x=12

3x/3=12/3

x=4

The value of x for the given equation 3x - 4 = 8 will be 4.

What is the equation?

There are many different ways to define an equation. The definition of an equation in algebra is a mathematical statement that demonstrates the equality of 2 mathematical expressions.

In another word, the equation must be constrained with some constraints.

As per the given equation,

3x - 4 = 8

3x = 8 + 4

3x = 12

x = 4

Hence "The value of x for the given equation 3x - 4 = 8 will be 4".

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What’s the side of 200cm in a square

Answers

To find the length of a side of a square fins the square root of the area.

Area = 200 cm^2

Side = √200

Side = 10√2 (Exact length)

or 14.142 cm's ( round the decimal answer as needed.)

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