Matt and Kara solved the equation 8(x-5) = 8x+40. Kara said the answer was x=0 and Matt said there are no solutions. Who is correct? Support your answer with work.

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asked May 6, 2020 47.1k views

3 votes

Matt and Kara solved the equation 8(x-5) = 8x+40. Kara said the answer was x=0 and Matt said there are no solutions. Who is correct? Support your answer with work.

Mathematics
middle-school

Lordrhodos asked

by Lordrhodos

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2 Answers

2 votes

Answer:

8 (x-5) = 8x + 40

8x -40 = 8x + 40

80 = ??

There are NO solutions

Explanation:

Gary McGowan answered May 7, 2020

by Gary McGowan

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7 votes

8x+40 = 8(x-5)
8x+40 = 8x-40
-8x -8x
40 ≠ -40
therefore matt was correct since 40 isnt equal to -40

Oris Sin answered May 10, 2020

by Oris Sin

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