HELP! Use the substitution method to solve the system of equations.

A. 6x-2y=5

B. (-3,7)

C. (6,-2)

D. No solution

Answers

Answer 1

Answer:

No solution

Step-by-step explanation:

6x-2y = 5

-3x + y = 7 ----> y = 3x + 7 ( solve for y by adding 3x to both sides.

Substitute

6x-2(3x+7) = 5   Distribute

6x - 6x + 14 = 5  Combine like terms

14 = 5                 False statement

No solution


Related Questions

Parallelogram J K L M is shown. Diagonals are drawn from point J to point L and from point K to point M and intersect at point T. The length of line segment M T is 8 y + 18 and the length of line segment T K is 12 y minus 10.

What is the value of y?

1
2
7
8

Answers

answer:2
explanation
The answer to this question is 2. Hope this helped! (:

(please answer with explaining each step)
Question on the image

Answers

Answer:

m =10

Step-by-step explanation:

Barry = m

S = m+5  since they are 5 years older

A = m-3  since they are 3 years younger

Add to get the total

m + (m+5) + (m-3) = 32

Combine like terms

3m +2 = 32

Subtract 2 from each side

3m+2-2 = 32-2

3m = 30

Divide by 3

3m/3 = 30/3

m =10

Side AC corresponds to side
.

Angle BAC corresponds to angle

Answers

Answer:

???

Step-by-step explanation:

Where's the image?

△ABC is reflected across the y-axis on a coordinate plane, resulting in △A′B′C′. If the measure of ∠A is 50 degrees, what is the measure of ∠A′?

Answers

Answer:

Reflections across the line y = x

A reflection across the line y = x switches the x and y-coordinates of all the points in a figure such that (x, y) becomes (y, x). Triangle ABC is reflected across the line y = x to form triangle DEF. Triangle ABC has vertices A (-2, 2), B (-6, 5) and C (-3, 6).

At the end of a snow storm, Damian saw there was a lot of snow on his front lawn.
The temperature increased and the snow began to melt at a steady rate. There was a
depth of 15 inches of snow on the lawn when the storm ended and then it started
melting at a rate of 0.75 inches per hour. Make a table of values and then write an
equation for S, in terms of t, representing the depth of snow on Damian's lawn, in
inches, t hours after the snow stopped falling.
WILL MARK BRAINLIEST!!

Answers

Answer:

Y=-0.75x+15, I don't think this is fully correct, but hopefully this gets you one step closer!

Step-by-step explanation:

Y=mx+b form

Y=-0.75x+15

Now a table...

(X=0,Y=15) (X=100, Y=90) etc...plug it in to find the value.

25 points !!! ( pls don’t answer if you don’t have the answer I will report you)

Look at the picture A cube has a volume of 27 cubic units. A square has an area of 16 square units. Which of the following statements is true?


Answers

side length of square =4

side length of cube=3

hence the correct statement is,

the side length of the cube is less than the side length of the square

According to money exchange rate of Nepal Rastra Bank, the
purchase and selling rate of 1 U.S. dollar are NRs.103.72 and
NRs.104.32 respectively then,
i. How many American dollar can be exchanged withNRs.57, 376

Answers

Answer:

Purchase rate = 553.18 U.S dollar

Selling rate = 547.90 U.S dollars

Step-by-step explanation:

Purchase rate

1 U.S. dollar = NRs.103.72

Selling rate

1 U.S. dollar = NRs.104.32

How many American dollar can be exchanged withNRs.57, 376

Purchase rate

1 U.S. dollar = NRs.103.72

Amount of U.S. dollar = NRs.57, 376 / NRs.103.72

= 553.18164288468

Approximately

553.18 U.S dollar

Purchase rate = 553.18 U.S dollar

Selling rate

1 U.S. dollar = NRs.104.32

Amount of U.S. dollar = NRs.57, 376 / NRs. 104.32

= 547.89915966386

Approximately,

547.90 U.S dollars

Selling rate = 547.90 U.S dollars

Which graph is likely to have a leading coefficient value of -1/8

Answers

Answer:

answer maybe the fourth figure..

Answer:

graph number two

Hope it helps...

Help me i like math but math its really not my specialty.

Answers

Answer:

< according to me

Step-by-step explanation:

Please answer these 2 questions for me!!

Answers

Answer:

Where are the questions??

Step-by-step explanation:

Answer:

sure

Step-by-step explanation:

Question
Given the function below, if f(x) = -1, find the value of x.

f (x) = 4x + 11

Answers

soln

given,

f(x) = 1

Now,

f(x) = 4x+11

or, -1 =4x +11

or,4x = 11+1

or, 4x = 12

or, x. =12/4

or x. = 3

Therefore, The value of x is 3.

Given m||n, find the value of x.
kt
(6x+5)°
(7X-40°

Answers

Answer:

x = 9

Step-by-step explanation:

These are alternate exterior angles and alternate exterior angles are equal if m is parallel to n

6x+5 = 7x-4

Subtract 6x from each side

6x -6x+5 = 7x-6x-4

5 = x -4

Add 4 to each side

5+4 =x-4+4

9 =x

What are the zeros of the function y = 2x2 +9x+4 ?
O A. x = -1/2 ,x = -4
O B. x= -1/2 ,x = 4
O c. x= 1/2 ,x = 4
O D. x = 1/2 ,x = -4


THE ANSWER IS A

Answers

Answer:

I think no A. x = -1/2 ,x = -4

Solve for x.
3(2x - 3) + 4(2 - x) = 0
17
1
2
HELP

Answers

Answer:

[tex]x=\frac{1}{2}[/tex]

Step-by-step explanation:

[tex]3(2x - 3) + 4(2 - x) = 0\\(6x-9)+(8-4x)=0\\6x-4x-9+8=0\\2x-1=0\\2x=1\\x=\frac{1}{2}\\[/tex]

help me please!!!!!!!!!!! i

Answers

Answer:

rad66/11

Step-by-step explanation:

Using Sohcahtoa, you can find that the tangent is the opposite side over the adjacent side. This means that the tangent of angle X is 2rad6/2rad11. You then simplify it to rad6/rad11. Preferably, a radical shouldn't be in the denominator. You can muliply both sides by rad 11 to balance the equation into rad66/11.

how do i do this i don’t know how

Answers

Step-by-step explanation:

3^-5= 1/3^5

9^-3=1/9^3

3^-4=1/3^4

Answer:

Step-by-step explanation:

3^-5 = 1/ 3 ^5 = 1/243

9^-3 = 1/9^3    = 1 /729

3^-4 = 1/3^4

For any number which has a negative power there will be a 1 as the numerator and the number with its power as the denominator

Bethany has sticker book with 200 pages.
Each sticker takes up 18 page. How many stickers can she put in the book?
A. 250 stickers
B. 25 stickers
C. 1,600 stickers
D. 1,000 stickers

Answers

Answer:

A

Step-by-step explanation:

A because that is the answer

Can someone please help You have to solve the proportions .
Thanks

Answers

Answer:

40.265

Step-by-step explanation:

Divide 5 by 3 and continue dividing or mulitplying the numbers given

numbers on the top row:  Mulityply

numbers on the bottom row: Divide

Answer:

x= 39

y= 25

z= 2.1

Step-by-step explanation:

3/5 = 0.6

39/65 = 0.6

15/25 = 0.6

2.1/3.5 = 0.6

See the attachment, mathematics question!!

Answers

Answer:

option A

Step-by-step explanation:

The sum of three consecutive even integers is 108. What is the largest number

Answers

Answer:

38

Step-by-step explanation:

Which of the following are mathematical sentences? Check all that apply.
O A. 7r = 14
O B. r+ 6 = 3
O C. x = 0
O D. 33
O E. 4g = 8
O F. 3x

Answers

A, B, D, and E. sorry if i’m wrong

IF YOU HELP ME YOU GET BRAINLIEST NO LINKS I WILL REPORT YOU

Answers

1. y = 1/3x + 5

2. y = -3/5x + 6

3. y = 3x - 7

4. i can’t see the whole thing, but you can use the desmos graphing calculator, input the points, and it’ll show you the graph :)

hope this helps

Wrist bands are $1.25 each. Write a direct proportion equation to show the total cost (c) for any number of bands (b)

Answers

Answer:

[tex]c=1.25b[/tex]

Step-by-step explanation:

If we know that each band costs $1.25, then we know that 2 bands are $2.50, 3 bands are $3.75 etc. The equation above simply states that each band is $1.25, so $1.25 multiplied by the number of bands gives us a total cost. This follows the formula [tex]y=kx[/tex], for a direct proportion equation. Hope this helped :)

Triangle ABC is similar to triangle WYZ. A 26 12 с B W5 Determine whether each statement is true. Selec True or False for each statement . angle he of the sides TrueFalse sin(A) < sin(Y); cos(B) = sin(W); tan(W) > tan(A) angle .

Answers

So we get the solution as
(
5
,
23
)
(

2
,
2
)


What is the ordered pair for Point A on the Coordinate Plane below?

Answers

Answer:

It is the first number in the ordered pair. The y-coordinate tells how many units from the origin the point is on the y-axis. It is the second number in the ordered pair. The ordered pair for point A is (3, 1).

the expanded form of (a^2-b^2)^2 is what​

Answers

Answer:

the expanded form of (a^2-b^2)^2 is a⁴-b⁴

Answer:

[tex]( {a}^{2} - {b}^{2} ) {}^{2} \\ {a}^{4} - {b}^{4} [/tex]

2 divided by x = 0
What is x?

Answers

It’s 0 because you can’t multiple anything to 0 and not get 0 so that would so 0 would be your answer

Hello!

2 : x = 0

x

Good luck! :)

help me solve this question please. Thank you

Answers

Answer:

an = 80. 2^(n-5)

Step-by-step explanation:

r = a6/a5 =160/80 = 2

an = a5. r^(n-5)

= 80. 2^(n-5)

Evaluate each expression. Determine if the final simplified form of the expression is positive or negative. 1. -4^3 2. (-4)^3 3. 4^3

Answers

Answer:

1. -4^3

-64

2. (-4)^3

-64

3. 4^3

64

sec 2x =
Check all that apply.

Answers

Answer:

C,D

Step-by-step explanation:

that is the answer to the question

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