Question

Решить уравнение : 8 * (3m - 2 ) - 13 = 5 * ( 12 + 3m ) + 28

Answer 1

8(3m - 2) - 13 = 5(12 + 3m) + 28
24m - 16 - 13 = 60 + 15m + 28
24m - 29 = 88 + 15m
24m - 15m = 88 + 29
9m = 117| : 9
m = 13

Answer 2

24m-16-13=60+15m+28
24m-15m=60+28+13+16
9m=117
m=13