Question

РЕШИТЕ СРОЧНО
8*(3m-2)-13=5*(12+3m)+28

Answer 1

  24m-16-13=60+15m+28   
  24m-15m=60+28+16+13 
  9m=117
  m=117/9
  m=13
  8(3*13-2)-13=5(12+3*13)+28
  283=283 

Answer 2

$8(3m-2)-13=5(12+3m)+28$
$24m-16-13=60+15m+28$
$24m-29=88+15m$
$24m-29-88-15m=0$
$9m-117=0$
$9m=117$
$m=117:9$
$m=13$
Ответ: $m=13$.