Question

15х+15=4х-8
дам 25 балов​

Answer 1

Ответ:

15x-4x= -8-15

11x= -23

x= -23/11

Answer 2

Ответ:

$15x + 15 = 4x - 8 \\ 15x - 4x = - 8 - 15 \\ 11x = - 23 \\ x = - \frac{23}{11} \\ x = - 2 \frac{1}{11}$