Write a rule for the linear function in the table.

Write A Rule For The Linear Function In The Table.

Answers

Answer 1

Answer:

Step-by-step explanation:

The general form of a linear function is ax + b.

f(x) = ax + b

f(1) = a + b = -7

f(2) = 2a + b = -10

So using a system of equations we solve for 'a' and 'b'.

a + b = -7 | 2a + b = -10

We multiply the first one by -1.

-a - b = 7 | 2a + b = -10

And then we solve the system by elimination(by adding the equations):

a = -3

Solving for b: a + b = -7 <=> -3 +b = -7 => b = -4

So the general rule of the function is:

f(x) = -3x - 4


Related Questions

Find the value of X answer in simplest form

Answers

Answer:

14.14

Step-by-step explanation:

You can find the value of x using the trig ratio Sine = opposite/hypotenuse.

The sin 45 = 10/x. Solve for x.

x= 10/ sin45

x = 10/0.707

x = 14.14

{Answer the question below.}

Answers

Answer:

16÷25=0.64

0.64x2 =1.28

Step-by-step explanation:

Which of the following statements about closure is false?

Answers

Answer:

Option C is false.

Step-by-step explanation:

The correct answer is:

C. Polynomials are closed under division. When you divide polynomials, the result will always be a polynomial.

This is false because sometimes when we divide polynomials, one polynomial does not gets completely or evenly divided by the other.  

In such cases, we get a remainder which is not a monomial as the variable has a negative power. This means the quotient is not a polynomial.

We can show this by example : suppose we want to divide

[tex]x^{-6}[/tex]by [tex]x^{2}[/tex]

=> [tex]\frac{x^{-6} }{x^{2} }[/tex]

=> [tex]x^{-6-2}[/tex] =>[tex]x^{-8}[/tex]

This is not a polynomial. So the closure property does not hold true for division of polynomials.

Help for the two questions shown.

Answers

(1) the answer for this question is 33 metre square

rectangle is 4*7 that is 28meter square +5 m^2

33m^2

(2) answer for this question is 19 yard square

area of square is 3*3 that is 9m^2+10m^2

19m^2

hope it helps you !!!!!!!

1) 33 square meter2) 19 square yardsHope this helped!

Given: The measure of arc EY = The measure of arc YI, m∠EXY = 80°, and m∠K = 25°.

Find: The measure of arc EI.

PLEASE HELP ME WITH A PROBLEM FROM MY GEOMETRY HOMEWORK AS SOON AS POSSIBLE THANK YOU SO MUCH!!!

Kyle.

Answers

Let [tex]x=m\widehat{EY}=m\widehat{YI}[/tex]. By the inscribed angle theorem, we have

[tex]m\angle EJI=\dfrac12m\angle EOI=\dfrac12m\widehat{EI}=\dfrac{m\widehat{EY}+m\widehat{YI}}2=x^\circ[/tex]

Then

[tex]m\angle KJE=(180-x)^\circ[/tex]

Also by the inscribed angle theorem, we have

[tex]m\angle ELY=\dfrac12m\angle EOY=\dfrac12m\widehat{EY}=\left(\dfrac x2\right)^\circ[/tex]

so that

[tex]m\angle KLX=\left(180-\dfrac x2\right)^\circ[/tex]

Angles EXY and LXJ form a vertical pair so they are congruent and both have measure [tex]80^\circ[/tex].

The sum of the interior angles to any quadrilateral is [tex]360^\circ[/tex], so for quadrilateral KLXJ we get

[tex]25^\circ+\left(180-\dfrac x2\right)^\circ+(180-x)^\circ+80^\circ=360^\circ\implies x^\circ=70^\circ[/tex]

So,

[tex]m\widehat{EI}=2x^\circ=\boxed{140^\circ}[/tex]

Answer:

Step-by-step explanation:

Let . By the inscribed angle theorem, we have

Then

Also by the inscribed angle theorem, we have

so that

Angles EXY and LXJ form a vertical pair so they are congruent and both have measure .

The sum of the interior angles to any quadrilateral is , so for quadrilateral KLXJ we get

So,

Read more on Brainly.com - https://brainly.com/question/12616099#readmore

ABCD is a square.



What is the length of line segment DC?

5 units
7 units
11 units
13 units

Answers

It can be any of these. We cannot actually say without knowing the length of any of the other sides.

Answer:

D. 13 units

Step-by-step explanation:

Geometry Question, high point value.

Answers

Answer:

m∠ACB = 8°

Step-by-step explanation:

look at the picture

The answer is 29 degrees.

PLZ HELP GIVING AS MANY POINTS AS I CAN

Answers

7 and trinomial i believe !

find the distance between the points (0,8) amd (8,5) ​

Answers

Answer:

[tex]d=\sqrt{73}[/tex]

Step-by-step explanation:

Use the distance formula.

[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

Plug in the points.

8 - 0 = 8

8^2 = 64

5 - 8 = -3

-3^2 = 9

64 + 9 = 73

[tex]d=\sqrt{73}[/tex]

PLZZZ HELP ASAP!!!!!!!!!!!!!!!!It is a 75 mile trip to your grandparent's house. Which divisibility rule proves that 75 is an odd number? A) divisibility by 1 B) divisibility by 2 C) divisibility by 3 D) divisibility by 5

Answers

Divisibility by 2 would be the correct answer. Two is an even number, and the only listed at that. Odd numbers are only divisible by another odd number. Hope I helped you !

Answer:

the answer is B) divisibility by 2

Step-by-step explanation:

I got the answer on the USA test prep.

thanks for your help with brainly

Twelve students earned A's. This was 3/8 of the students in the class. What percent of the students did not earn A's?

Answers

Answer:

62.5% of the class

Step-by-step explanation:

If 12 students is 3/8 of the class, the ones who earned A's, then 5/8 did not earn A's.

Let c represent the total number of students in the class.

Then (3/8)c = 12, and c = (8/3)(12) = 32.

5/8 of these 32 students did not earn A's:  (5/8)(32) = 20.

These 20 students constitute 20/32 of the class, or 0.625 of the class, or 62.5% of the class.

I need help please.

Answers

Answer:

i think this is it

Step-by-step explanation:

the answer i got is just 55

twice the difference of a number and 7 equals 2.

Answers

Hello there!

An equation to model the number is: n - 7 x 2 = 2

To find the equation, break apart the question.

twice the difference of a number and 7 equals 2. - "Twice" means we are multiplying by 2, or x 2

twice the difference of a number and 7 equals 2. "The difference of a number and 7" means we are subtracting n - 7, and this is being multiplied by 2 so we have n - 7 x 2 so far.

twice the difference of a number and 7 equals 2. "Equals two" means the equation is equal to 2, or = 2, so our equation is n - 7 x 2 = 2.

The value of the number based on the information given is 8.

Let the number be represented by x.

Since we are given the equation that twice the difference of a number and 7 equals 2, the equation to solve this will be:

2(x - 7) = 2

2x - 14 = 2

2x = 2 + 14

2x = 16

x = 16/2

x = 8

The value of the number is 8

Read related link on:

https://brainly.com/question/11495012

a textbook has a length of 6 inches, a height of y inches, and a width of x inches. if the length of the diagonal of the front cover is 8 inches and the length of the diagonal of the width is 7 inches, find the values of x and y.

Answers

Answer:

Part 1) The value of x is [tex]2\sqrt{7}\ in[/tex]

Part 2) The value of y is [tex]\sqrt{21}\ in[/tex]

Step-by-step explanation:

Part 1

Find the value of x

Applying Pythagoras Theorem

[tex]8^{2}=x^{2} +6^{2}[/tex]

[tex]x^{2}=8^{2}-6^{2}[/tex]

[tex]x^{2}=28[/tex]

[tex]x=2\sqrt{7}\ in[/tex]

Part 2

Find the value of y

Applying Pythagoras Theorem

[tex]7^{2}=x^{2} +y^{2}[/tex]

substitute the value of x

[tex]7^{2}=28 +y^{2}[/tex]

[tex]y^{2}=7^{2}-28[/tex]

[tex]y^{2}=21[/tex]

[tex]y=\sqrt{21}\ in[/tex]

A recipe requires 1/4 cup of oil for every 2/3 cup of water. How much oil (in cups) is needed per cup of water?

Answers

Answer:

[tex]\frac{3}{8}[/tex] cups of oil

Step-by-step explanation:

Given : A recipe requires 1/4 cup of oil for every 2/3 cup of water.

To Find:  How much oil (in cups) is needed per cup of water?

Solution:

Oil required by [tex]\frac{2}{3}[/tex] cup of water = [tex]\frac{1}{4}[/tex]

Oil required by 1 cup of water = [tex]\frac{\frac{1}{4}}{\frac{2}{3}}[/tex]

                                                   = [tex]\frac{3}{8}[/tex]

Hence [tex]\frac{3}{8}[/tex] cups of oil is needed for per cup of water.

The oil required for one cup of water is 3/8 cup.

How do you calculate the quantity of oil?

Given that a recipe requires 1/4 cup of oil for every 2/3 cup of water.

The quantities of oil and water are given in fractions. We can write as,

[tex]\dfrac {1}{4}cup \; oil = \dfrac {2}{3} cup\;water[/tex]

[tex]1 cup\;water = \dfrac {\dfrac {1}{4}cup\;oil}{\dfrac{2}{3}}[/tex]

[tex]1cup\;water = \dfrac {3}{8}cup\;oil[/tex]

Hence we can conclude that the oil required for one cup of water is 3/8 cup.

To know more about fractions, folow the link given below.

https://brainly.com/question/1295669.

The sides of ∠A are tangent to circle k(O) with radius r. Find: r, if OA=14 dm, m∠A=90°.

Answers

Answer:

r = √98

Step-by-step explanation:

angle A and the diameter form an isosceles right triangle, with OA as the hypotenuse and r as the other sides. You can then make and solve an equation from the Pythagorean Theorem:

r^2 + r^2 = 14^2

2r^2 = 14^2

2r^2 = 196

r^2 = 98

r = √98

Answer:

Step-by-step explanation:

Alright, lets get started.

Please refer the diagram I have attached.

The angle A is 90 degree.

The side OA is 14.

There will be a right triangle formed.

So, Using Pythagorean theorem,

[tex]r^2+r^2=14^2[/tex]

[tex]2r^2=196[/tex]

Dividing 2 in both sides

[tex]r^2=\frac{196}{2}=98[/tex]

[tex]r=\sqrt{98}[/tex]

[tex]r=7\sqrt{2}[/tex]

So,the answer is [tex]7\sqrt{2}[/tex]     :     Answer

Hope it will help :)

what is angle COD????

Answers

Given a straight line segment AB with points A, O, and B, and angle measures <COA, <COD, and <DOB, we find <COD to be 45 degrees using angle sum properties.

In the given scenario, we have a straight line segment AB, and points O, A, and B lying on it. We are required to find the measure of angle COD, denoted as <COD. According to the information provided, <COA is (3x + 94), <COD is (x + 36), and <DOB is (2x - 4).

Since A, O, and B are collinear, the sum of the angles around point O must be 180 degrees. Therefore, <COA + <COD + <DOB = 180 degrees. Substituting the given angle measures into the equation, we get:

(3x + 94) + (x + 36) + (2x - 4) = 180.

Combining like terms and solving for x:

6x + 126 = 180,

6x = 54,

x = 9.

Now that we have the value for x, we can find <COD by substituting it into the expression (x + 36):

<COD = 9 + 36 = 45 degrees.

Therefore, the measure of angle COD is 45 degrees.

Please answer right away and don’t guess

Answers

Answer:

Last Option

[tex]P (B) = 0.6[/tex]

Step-by-step explanation:

We have the Venn diagram that shows the probabilities of occurrence of 3 events A, B and C

In this case, since events A and B and B and C are non-disjoint events, then the probability of occurrence B is the sum of the probability that only B will occur plus the probability of occuring A and B plus the probability that B and C occur

This is:

[tex]P (B) = 0.1 +0.3 +0.2[/tex]

[tex]P (B) = 0.6[/tex].

HURRY!!!!!!
I neeeed helpif you help ill put you on my stream maybe!!!

Answers

Answer:

Q1. is 628 cm

Q2 18.84 cm

Step-by-step explanation:

Q1. 400 / 2 = 200 to get the radius

3.14 * 200 = 628

Q2. 12 / 2 = 6 to get the radius

31.4 * 6 = 18.84

What did cicero mean by delivery

Answers

cicero meant to transfer something to someone .

Answer:

Body language and vocal technique

Step-by-step explanation:

Trying to work out the perimeter of the total area & the area of the seating space and keep getting the wrong answers:

A) 187.8
B) 598

Answers

A is the correct answer I believe

Answer:

Perimeter of Total Area = 18.4(2) + 32.5(2) = 101.8 meters

Area of Seating Space = 178 squared meters

Step-by-step explanation:

Perimeter of Total Area = 18.4(2) + 32.5(2) = 101.8 m

Seating Space = 18.4*32.5 = 598

Basketball Court = 15*28 = 420

598 - 420 = 178

Area of Seating Space = 178 squared meters

Evaluate 3C1.

a)3
b)1
c)2
d)6

Answers

Answer: Option a) 3

Step-by-step explanation:

The formula for calculating combinations is as follows

[tex]nCr = \frac{n!}{r!(n-r)!}[/tex]

Where "n" is the amount of items in a set and you can choose "r" from them

3C1 reads as: The combination of 1 in 3. You have a set of 3 elements and choose 1 of them.

[tex]n = 3\\\\r = 1[/tex]

So :

[tex]3C1=\frac{3!}{1!(3-1)!}\\\\3C1=\frac{3!}{1!*2!}\\\\3C1=\frac{3*2*1}{1*2*1}\\\\3C1=3[/tex]

Find the total area of the solid figure.
90 sq. ft.
126 sq.ft
150 sq.ft

Answers

Answer:

90 sq. ft.

Step-by-step explanation:

The formula you need to use is length*width*height. If you plug the numbers given into the equation, you get 5*3*6. Multiply this for the answer.

Answer:  The correct option is (B) 126 sq. feet.

Step-by-step explanation:  We are given to find the total area of the solid figure.

We can see that the given solid figure is a cuboid.

The total area of a cuboid with length l units, breadth b units and height w units is given by

[tex]A=2(lb+bh+hl).[/tex]

For the given cuboid, we have

length, l = 5 feet,

breadth, b = 3 feet and

height, h = 6 feet.

Therefore, the total area of the given cuboid will be

[tex]A=2(5\times 3+3\times6+6\times 5)=2(15+18+30)=2\times63=126~\textup{sq. feet}.[/tex]

Thus, the total area of teh solid figure is 126 sq. feet.

Option (B) is CORRECT.

PLZZZ HELP!!!
what is the slope of the line

Answers

Answer:

0

Step-by-step explanation:

The slope of a line is   Change in y

                                     --------------------

                                       change in x

y does not change

                                    0

                                   ------

                                    change in x

Slope = 0

Horizontal lines have 0 slope

Vertical lines have undefined slope

How do I solve this?

Answers

[tex]\text{The angle from the right is 30}^\circ \\ \\ \text{We use sinus theorem:}\\\\ \dfrac{y}{\sin(60)^{\circ}} = \dfrac{8}{\sin(30)^{\circ}} \Rightarrow \dfrac{y}{\dfrac{\sqrt{3}}{2}} = \dfrac{8}{\dfrac{1}{2}} \Rightarrow y = \dfrac{\sqrt 3}{2}\cdot 16\Rightarrow \boxed{y = 8\sqrt 3}[/tex]

Answer:

y = 8[tex]\sqrt{3}[/tex]

Step-by-step explanation:

Using the tangent ratio in the right triangle and the exact value

tan60° = [tex]\sqrt{3}[/tex], hence

tan60° = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{y}{8}[/tex]

Multiply both sides by 8

8 × tan60° = y, so

y = 8[tex]\sqrt{3}[/tex] ← exact value

what is the area of parallelogram abcd? HELP THIS IS TIMED​

Answers

Answer:

13.04 square units

Step-by-step explanation:

Since this is a parallelogram, we only need to solve for the sides of 2 sides.

We can use the distance formula.

The distance from A --> D :

A(3,6) and D(2,2)

2 - 3 = -1

-1^2 = 1

2 - 6 = -4

-4^2 = 16

1 + 16 = 17

[tex]\sqrt{17}[/tex]

The distance from A --> B :

A(3,6) and B(6,5)

6 - 3 = 3

3^2 = 9

5 - 6 = -1

-1^2 = 1

9 + 1 = 10

[tex]\sqrt{10}[/tex]

Multiply.

[tex]\sqrt{10}*\sqrt{17}=13.04[/tex]

*Rounded to the nearest hundreth

3. The annual property taxes on Patrick's new home
are 1.89% of the value of the home. His home costs
$183,500. What are the property taxes on his new
home?
$7,450
$1,890
$1,835
$3,468.15
$3,725​

Answers

$3.468.15

I just subtracted 1.89% from $183,500

$3,468.15.

To calculate Patrick's annual property taxes on his new home, we need to apply the property tax rate of 1.89% to the value of the home. The formula to calculate this is:

Property Taxes = Home Value  imes Tax Rate

In this case, Patrick's home value is $183,500 and the tax rate is 1.89%. So, the calculation would be:

Property Taxes = $183,500 times 0.0189

When we perform this multiplication, we get:

Property Taxes = $3,468.15

Therefore, the property taxes on Patrick's new home are $3,468.15.

What is the slope of this line

Answers

Answer:

The slope is 1

Step-by-step explanation:

The slope of the line is also its gradient. A gradient is basically rise/run

In this case the rise is one and the run is also one if you look at the graph...therefore 1/1 equals 1

Just by eyeballing the graph, you could see that the slope is 1: whenever x increases by 1, y will also increase by 1. Since the slope is defined as the ratio of the increments along the y and x axis, we have 1/1=1.

If you want to be more formal, you can pick any two points on the line, for example (0,1) and (3,4), and use the formula

[tex]m = \dfrac{\Delta y}{\Delta x} = \dfrac{y_2-y_1}{x_2-x_1} = \dfrac{4-1}{3-0} = 1[/tex]

Evan correctly answers 80% of the total questions on his history test. He correctly answers 32 questions. What is the number of questions on Ethan’s history test?

Answers

Answer:

There are 40 total questions on his text.

Step-by-step explanation:

To find this, divide the number of questions he got right by the percentage of the total they represent.

32/80% = 40

Answer:

40?

Step-by-step explanation:

worth 30 points!!!
Please help me

Answers

Answer:

1. true

2.True

3.False

4.false

Step-by-step explanation:

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