Question

Solve 9= 1 + 8x - 8.

Answer 1

the answer is 2x add 8 to both sides you get 18 subtract one get 16 divide by 2 and get 8

Answer 2

9 = 1 + 8x - 8

Add 8 to both sides:
17 = 1 + 8x

Minus 1 on both sides:
16 = 8x

Divide both sides by 8
2 = x

Hope it helped :)