Question

como resolve a equacao 8x+15=8-7x

Answer 1

8x + 15 = 8 - 7x
8x +7x = 8-15
15x= -7
x= -7/15

Answer 2

$8x+15=8-7x \\ 8x+7x= 8-15 \\ 15x= -7 \\ \boxed{x= \frac{-7}{15} }$