8 - 2x = 5(x - 2)

Which step is not part of solving the problem?
Responses
A 18 = 7x18 = 7x
B 8 = 7x - 108 = 7x - 10
C 8 - 2x = 5x - 28 - 2x = 5x - 2
D 8 - 2x = 5x - 10

crrect?

1 answer

B 8 = 7x - 108 = 7x - 10

This step, 8 = 7x - 108 = 7x - 10, is not part of solving the problem. It is incorrect as it introduces an additional term (-108) on the left side of the equation that does not exist in the original equation.