please help me, please help me, need kona kasi yung sagot please, Brainliest kopo maka sagot Ng tama, please help me

Answer:
1. m=15
2. m=-11
Step-by-step explanation:
1. 3m + 7 = 4m - 8
7 + 8 = 4m-3m
15 = m
2. 5m - 3 = 6m + 8
-3-8=6m-5m
-11=m