m+2m+3m+42=0

Solution for m+2m+3m+42=0 equation:

Simplifying
m + 2m + 3m + 42 = 0

Reorder the terms:
42 + m + 2m + 3m = 0

Combine like terms: m + 2m = 3m
42 + 3m + 3m = 0

Combine like terms: 3m + 3m = 6m
42 + 6m = 0

Solving
42 + 6m = 0

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-42' to each side of the equation.
42 + -42 + 6m = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 6m = 0 + -42
6m = 0 + -42

Combine like terms: 0 + -42 = -42
6m = -42

Divide each side by '6'.
m = -7

Simplifying
m = -7