42=-6m

Solution for 42=-6m equation:

Simplifying
42 = -6m

Solving
42 = -6m

Solving for variable 'm'.

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

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

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

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