Answer:
m = 6
Step-by-step explanation:
Step 1: Write out equation
-11 = -3m + 7
Step 2: Subtract 7 on both sides
-18 = -3m
Step 3: Divide both sides by -3
6 = m
Step 4: Rewrite
Multiply -1 on both sides
11 = 3m - 7
11 + 7 = 3m
18 = 3m
18/3 = m
