42=8m-13m

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Solution for 42=8m-13m equation:


Simplifying
42 = 8m + -13m

Combine like terms: 8m + -13m = -5m
42 = -5m

Solving
42 = -5m

Solving for variable 'm'.

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

Add '5m' to each side of the equation.
42 + 5m = -5m + 5m

Combine like terms: -5m + 5m = 0
42 + 5m = 0

Add '-42' to each side of the equation.
42 + -42 + 5m = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 5m = 0 + -42
5m = 0 + -42

Combine like terms: 0 + -42 = -42
5m = -42

Divide each side by '5'.
m = -8.4

Simplifying
m = -8.4

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