Answer:
A) x = -16
B) x = 11/6
Step-by-step explanation:
A) (2x + 8) − (x + 8)
= 2x - x + 8 + 8
= x + 16
x = -16
B) (7x − 2) − (x − 9)
= 7x - x - 2 - 9
= 6x - 11
x = 11/6