Х - 7 = 8 (х + 3) помогите

Question

Х - 7 = 8 (х + 3) помогите

Answer 1

Х - 7 = 8х +24
-7х = 31 /:(-7)
х = -31/7

Answer 2

X-7=8x+24
X-8x=24+7
-7x=31
X=-4 3
7