Question

3/8⋅y−5=−15+y/8Помогите пж

Answer 1

Ответ:

$\frac{3}{8} \times y - 5 = - 15 + \frac{y}{8} \\ 3y - 40 = - 120 + y \\ 3y - 40 - y = - 120 \\ 2y - 40 = - 120 \\ 2y = - 120 + 40 \\ 2y = - 80 \\ y = - 80 \div 2 \\ y = - 40$