Answer:
-7
Step-by-step explanation:
3m-4=5m+10
-2m-4=10
-2m=14
m=-7
7=m
Subtract 3m from each side so it looks like this: -4=-2m+10
Then subtract -10 from each side so it looks like this: -14=-2m
Divide by -2 on both sides
You get your answer, 7=m