Respuesta :

There are 2 solutions.

First Solution:

3(-3+8m)=15

-9 + 24m = 15

24 m = 24

m = 24/24 = 1

Second Solution (now with -1 multiplied by -3+8m since it is in the absolute value lines | |):

3(3-8m)=15

9 - 24m = 15

-24m = 24

m = 24/-24 = -1