Question

6. Choose the step to take to solve this equation for x.

-7 + x = 8

a) subtract 7 from the left
b) subtract 7 from both sides
c) add 7 to the right
d) add 7 to both sides

Answer 1

add 7 to both sides, you have to get rid of the negative 7 before adding it to 8

Answer 2

add 7 to the right!

X=8+7

X=15