Determine the number of solutions for the system y-3x=2 and 2y-6x=2

Answers

Answer 1
Equation 1)  y - 3x = 2
Equation 2)  2y - 6x = 2

Rearrange both equations so that it is standard form (Ax+Bx=C)

1)  -3x + y = 2
2)  -6x + 2y = 2

Then, multiply ALL of equation 1 by two.

1)  2(-3x + y = 2)

Simplify.

1)  -6x + 2y = 4
2)  -6x + 2y = 2

Subtract equations from one another.

0 = 2

Therefore there are no solutions for this system of equations.

~Hope I helped!~



Related Questions

Choose the correct translation for the following statement it is at most ten

Answers

Since at most means that's the highest you can go
x ≤ 10 
at most symbol: ≤ so it would be ≤ 10

When x = 1 then y equals

Answers

Y =2  because x = 1 bro

If x = 1, then the value of y in the equation [tex]\frac{4}{x}[/tex] + [tex]\frac{3}{y}[/tex] = 5 equals

What is an Equation?

An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.

Given equation is,

4 / x + 3 / y = 5

We have to find the value of y, when the value of x = 1.

Substitute x = 1 in the equation.

4/1 + 3/y = 5

4 + 3/y = 5

3/y = 5 - 4

3/y = 1

y = 3/1

y = 3

Hence the value of y is 3.

Learn more about Equations here :

https://brainly.com/question/10413253

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The question is incomplete. The complete question is as follows.

If x = 1, then the value of y in the equation [tex]\frac{4}{x}[/tex] + [tex]\frac{3}{y}[/tex] = 5 equals ?

△EFG≅△JKL . What is m∠K ?

Answers

The two triangles are congruent, so the corresponding angles are the same, K is the mid-late phase of JKL, so K is the same as the mid-late phase of EFG. Therefore K = F = 62°.

What is compromise?

If a geometric shape can be placed on top of another so that all its points coincide, the geometry is said to be congruent or harmonious. >

Now that K is JKL, K will be similar to EFG's mid and late game.

Middle and late phase of EFG = F

M∠F = 62°

Therefore m∠K = m∠F = 62°

So "The two triangles are congruent, so the corresponding angles will be the same. K is at the end of JKL, so K will be the same as the end of EFG. So, K = F = 62°."

The probable question maybe:

In a triangle EFG and LJK, we are given angle G = 53 degree and angle F is 62 degree. △EFG≅△JKL. find the value of  m∠K ?

Choose ALL that apply:

The executor of an estate does the following.
creates a will
takes an inventory of the estate's asset's
gives medical advice
gives financial advice
handles financial matters as designated in the will

Answers

The executor of an estate handle the financial matters, D
They also handle the property and everything else owned by their deceased client. including the sortment or thier "will".

You want to place a towel bar that is 24 1⁄4 centimeters long in the center of a door that is 70 1⁄3 centimeters wide. How far should you place the bar from each edge of the door?

Answers

Subtract the width of the towel bar from the width of the door and divide by 2.

     70 1/3
 -   24 1/4
--------------

You need a common denominator to subtract the fractions. The LCD is 12,so we can rewrite the subtraction using the LCD.

     70 4/12
 -   24 3/12
--------------
     46 1/12

Now you need to divide 46 1/12 by 2.

46/2 = 23

(1/12) / 2 = 1/24

The answer is 23 1/24 cm

Answer:

You should place it 23 1/24 centimeters from each edge.

Step-by-step explanation:

The towel bar will be in the center in the door so the space between the edge of the door and each side of the bar is equal in the left and the right of the door. So lets define:

x: distance between edge of door and the towel bar edge.

We see that x is the distance left in both sides of the towel bar from the door so:

x+24 (1/4) +x = 70 (1/3)

2x + 24 (1/4)  =  70 (1/3)

2x=   70 (1/3) -  24 (1/4)

To operate the fractions , we need a common denominator that can be obtained simply by multiplying both denominators 4* 3=12

We then subtract the whole numbers and fractions

2x=   70 (4/12) -  24 (3/12) =  =( 46 1/12)

x= ( 46 1/12) / 2 = 23 (1/24)

22x(4+16)-78x3 how do solve GEMDAS

Answers

Hello!

To solve this problem, we are going to use PEMDAS. First, let's write the problem.
[tex]22\left(4+16\right)-78\cdot \:3[/tex]
Parenthesis first, [tex]4+16=20[/tex]
[tex]=22\cdot \:20-78\cdot \:3[/tex]
Multiply and Divide from left to right. [tex]22\cdot \:20=440[/tex]
[tex]=440-78\cdot \:3[/tex]
We got another multiplication operation left... [tex]-78\cdot \:3=-234[/tex]
[tex]=440-234[/tex]
Subtract. [tex]440-234=206[/tex]
[tex]=206[/tex]

Our final answer would be [tex]206[/tex].

You can feel free to let me know if you have any questions regarding this!
Thanks!

- TetraFish

Answer: 206

Step-by-step explanation:

22(4+16)-(78)(3)

(22)(20)-(78)(3)

440-(78)(3)

440-234=

206

°ω°

What is the point slope form of the line with slope 2/5 that passes through the point (−4, −7) ?

Answers

The given slope is 2/5 and the line passes through the point (-4,-7)

The equation for the line in the point-slope form is
[tex] \frac{y-(-7)}{x-(-4)} = \frac{2}{5} \\\\ \frac{y+7}{x+4} = \frac{2}{5} [/tex]
That is,
[tex]y+7= \frac{2}{5} (x+4)[/tex]

Answer:  
[tex]y+7= \frac{2}{5} (x+4)[/tex]


The product of two integers is 72. One number is two less than five times the other.

Which of the following equations could be used to find one of the numbers?

2x^2 - 5 = 72
2x^2 - 5x = 72
5x^2 - 2x = 72
5x^2 - 2 = 72

Answers

other number: x
one number: 5x - 2

x (5x - 2)=72
5x^2 - 2x = 72

Answer:

[tex]5x^{2}-2x=72[/tex]

Step-by-step explanation:

Let

y------> one integer number

x----> the other integer number

we know that

[tex]xy=72[/tex] ----> equation A

[tex]y=5x-2[/tex] -----> equation B

substitute equation B in equation A

[tex]x(5x-2)=72[/tex]

[tex]5x^{2}-2x=72[/tex]

This is the range of sample statistics obtained when many samples are selected?

Answers

The range of sample statistics obtained when many samples are selected is a sampling distribution. A sampling distribution is also a probability distribution of the statistics obtained in the large number of samples drawn from a specific population. It also shows every possible result that the statistic can take in every possible sample from the population and how often will each results happens.

Your computer monitor has a width of 14.80 inches and a height of 11.10 inches. what is the area of the monitor display in square meters?

Answers

Note that
1 inch = 0.0254 m

Given:
Width = 14.80 inches = 14.80*0.0254 m = 0.3759 m
Height = 11.10 inches = 11.10*0.0254 m = 0.2819 m

By definition,
Area =  Width * Height
         = 0.3759*0.2819 m²
         = 0.106 m²

Answer: 0.106 m²

Any polygon with two pairs of parallel opposite sides is a parallelogram. True or False.

Answers

False. Only a four sided polygon with 2 pairs of parallel opposite sides is a parallelogram. But here it didn't indicate the number of sides, therefore there may be many possibilities that fits the description

Answer:

the answer is false.

Step-by-step explanation:


"1. how many ancestors does a node at level n in a binary tree have? provide justification."

Answers

In binary tree there are n ancestor at level n.

Proof :

Take P(0): At node level 0, it has no ancestors since this is a roo tnode.

Take P(1): At node level 1, it has one ancestor. The ancestor is the root, its parents which is at level 0.

Take P(K): A node level K it has K ancestors. Its parent is at level K – 1.

Take P(K+1): At node K + 1 level have more than one ancestor than that of node at k level.

Thus there are n ancestor at level n in binary tree.

A node at level n in a binary tree has n ancestors. This is because there are n nodes on the path from the root to the node itself.


In a binary tree, the ancestors of a node are all the nodes that appear on the path from the root of the tree to that node. The level of a node is defined as its distance from the root node, with the root node being at level 0.

To determine the number of ancestors of a node at level n, consider the following:

The node at the root (level 0) has 0 ancestors.A node at level 1 has the root node as its ancestor (1 ancestor).In general, a node at level n has n - 1 nodes on the path from the root to the node.Therefore, a node at level n in a binary tree has n ancestors because it includes all nodes from the root (level 0) to the node itself (excluding the node itself).

Hence, the number of ancestors for a node at level n is simply n.

if f(x) =x2-6, find f-1 (x)

Answers

when getting the "inverse relation" of any expression, you'd always start off by doing a quick switcharoo on the variables, and then solve for "y", let's do so.

[tex]\bf \stackrel{f(x)}{y}=x^2-6\qquad inverse\implies \boxed{x}=\boxed{y}^2-6 \\\\\\ x+6=y^2\implies \sqrt{x+6}=\stackrel{f^{-1}(x)}{y}[/tex]

Determine the linear factors for x4-2x^2+1

Answers

Use a substitution: let b = x^2
Then b^2 = x^4.

Now you need to factor

b^2 - 2b + 1 =

(b - 1)^2

Since b = x^2, now we replace b with x^2 and factor again.

(x^2 - 1)^2 is the square of a difference of squares.

= (x^2 - 1)(x^2 - 1)

=(x + 1)(x - 1)(x + 1)(x - 1)

= (x + 1)^2(x - 1)^2
Didn't you mean    x^4-2x^2+1 ?

Choose "p" to represent x^2.  Then p^2 - 2p + 1    = (p-1)(p-1)

These results are equivalent to (x^2-1)(x^2+1).

x^2-1 can be factored:  (x-1)(x+1)

x^2-1 (again) can be factored:  (x-1)(x+1)

Then the factored expression is (x-1)^2 * (x+1)^2.  

Check this by multiplication.  Do you obtain x^4 - 2x^2 + 1?

Explain how you can use doubles when multiplying with 4 to find 4x8

Answers

Multiplying by 4 using the doubles strategy utilizes the fact that 4 is double of 2. Hence, 4 time any number is double of 2 times that number.

Thus, given 4 x 8, it can be evaluated using the double strategy as follows 2 x 8 + 2 x 8 = 16 + 16 = 32.

Hopes it helps!

: )

Answer:

Here,

4 × 8 = 32

Now,

using the doubles when multiplying with 4

2 × (4 × 4)

= 2 × 16

= 32

Hence,

we use the doubles this way as by doubling the result obtained on multiplying the 4 with 4

Step-by-step explanation:

Here,

4 × 8 = 32

Now,

using the doubles when multiplying with 4

2 × (4 × 4)

= 2 × 16

= 32

Hence,

we use the doubles this way as by doubling the result obtained on multiplying the 4 with 4

or

double the number 4 i.e 2 × 4 = 8

then again double the result i.e  2 × 8 = 16

and, again double the result i.e 2 × 16 = 32 which the required answer.

A boat heads south at 1,200 mph while a steamer heads east at 500 mph. If they started from the same dock and at the same time, when will the distance between them be 1,300 mi?

Answers

If they started at a same time the distance between them will be 1300 mi exactly after an hour (1 hour). 

(1200 m/h)^2 + (500 m/h)^2 = (1300 m)^2 

Time is 1 Hour 

So the distance between the boat heads and steamer heads if they started the same time and be 1300 mi is 1 hour.

Answer: After t=1 hour the distance between the boat and the steamer be 1300 mi.


Step-by-step explanation:

Given the speed of boat = 1200 mph

the speed of steamer =500 mph

Distance traveled by boat in time "t"=[tex]\frac{distance}{time}=\frac{1200}{t}[/tex]

Distance traveled by steamer in time time "t"=[tex]\frac{500}{t}[/tex]

As boat head south and steamer heads east ∴ they will make a right angle triangle with hypotenuse=shortest distance between them =1300mi(given)

By Pythagoras theorem

[tex](Perpendicular)^2+(Base)^2=(Hypotenuse)^2\\\\\Rightarrow(\frac{1200}{t})^2+(\frac{500}{t})^2=(1300)^2\\\\\Rightarrow\frac{1440000}{t^2}+\frac{250000}{t^2}=1690000\\\\\Rightarrow\frac{1690000}{t^2}=1690000\\\\\Rightarrow\ t^2=\frac{1690000}{1690000}=1[/tex]

⇒t=1 hour

Thus, after t= 1 hour the distance between them be 1300 mi.

2 out of 10 people have an allergic reaction to a new medicine. What is the probability that exactly 4 out of 10 people given the medicine experience an allergic reaction?

Answers

I would say about 1/10. Hope this helps!

The probability that exactly 4 out of 10 people given the medicine experience an allergic reaction is approximately 0.087 or 8.7%.

To find the probability that exactly 4 out of 10 people experience an allergic reaction to the new medicine, we use the binomial probability formula:

[tex]\[ P(X = k) = \binom{n}{k} \times p^k \times (1 - p)^{n - k} \][/tex]

Where:

( n ) is the number of trials (in this case, 10 people)

( k ) is the number of successes (in this case, 4 people)

( p ) is the probability of success on each trial (in this case, the probability of having an allergic reaction, which is 2 out of 10, or 0.2)

Now let's calculate:

[tex]\[ P(X = 4) = \binom{10}{4} \times 0.2^4 \times (1 - 0.2)^{10 - 4} \][/tex]

[tex]\[ P(X = 4) = \frac{10!}{4!(10-4)!} \times 0.2^4 \times 0.8^6 \][/tex]

[tex]\[ P(X = 4) = \frac{10!}{4! \times 6!} \times 0.2^4 \times 0.8^6 \][/tex]

[tex]\[ P(X = 4) = \frac{10 \times 9 \times 8 \times 7}{4 \times 3 \times 2 \times 1} \times 0.2^4 \times 0.8^6 \][/tex]

[tex]\[ P(X = 4) = 210 \times 0.2^4 \times 0.8^6 \][/tex]

[tex]\[ P(X = 4) = 210 \times 0.0016 \times 0.262144 \][/tex]

[tex]\[ P(X = 4) = 0.08704 \][/tex]

So, the probability that exactly 4 out of 10 people given the medicine experience an allergic reaction is approximately 0.087 or 8.7%.

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