Answer:
m = -2
Step-by-step explanation:
-12 -7m = 4(4m + 6) -5m
=> -12 - 7m = 16m + 24 - 5m
=> -12 - 7m = 11m + 24
=> -7m - 11m = 24 + 12
=> -19m = 36
=> m = 36/-19
=> m = -2
Therefore, the soultion of the equation is m = -2
Hope my answer helps :)