Answer:
m = -5
Explanation:
-3(m-2)=21
-3m + 6 = 21
-3m = 15
15
m = --------
-3
m=-5
distribute -3: -3m+6=21
subtract 6 from both sides: -3m=15
divide by negative three: m=-5
5.7m questions
7.4m answers