Answer:
17
Step-by-step explanation:
39=3m-12
Add 12 to both sides
39+12=3m-12+12
51=3m
Divide both sides by 3
51/3=3m/3
M=17
-5 and 2
-5+2=-3
-5*2=-10
79.6875 % If you can round, please do.
30 i think
Very sorry if this is no help
