Respuesta :

Answer:

M=32

Step-by-step explanation:

I was a little confused but im pretty sure this is right!

-4(2m-7)3(52-4m)
-8m+28)=156-12m
Add 8m to both side
28=156-4m
Sub 156 from both sides
-128=-4m
Divide both sides by -4
M=32