Question

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.

Answer 1

8 (x-5) = 8x + 40

8x -40 = 8x + 40

80 = ??

There are NO solutions

Explanation:

Answer 2

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