Question

Solve the equation.

78 = -2(m + 3) + m

Answer 1

1. Expand it first
78 = -2m-6+9
2. Simplify −2m−6+m to −m−6
78=-m-6
3.Add 6 to both sides
78+6=-m
4.Simplify 78+6 to 84
84=-m
5.Multiply both sides by 1
-84=m
6.Switch sides
m+-84

Answer 2

final answer is m=-84