42=-2(m-6)-(m-6)

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Solution for 42=-2(m-6)-(m-6) equation:


Simplifying
42 = -2(m + -6) + -1(m + -6)

Reorder the terms:
42 = -2(-6 + m) + -1(m + -6)
42 = (-6 * -2 + m * -2) + -1(m + -6)
42 = (12 + -2m) + -1(m + -6)

Reorder the terms:
42 = 12 + -2m + -1(-6 + m)
42 = 12 + -2m + (-6 * -1 + m * -1)
42 = 12 + -2m + (6 + -1m)

Reorder the terms:
42 = 12 + 6 + -2m + -1m

Combine like terms: 12 + 6 = 18
42 = 18 + -2m + -1m

Combine like terms: -2m + -1m = -3m
42 = 18 + -3m

Solving
42 = 18 + -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
42 + 3m = 18 + -3m + 3m

Combine like terms: -3m + 3m = 0
42 + 3m = 18 + 0
42 + 3m = 18

Add '-42' to each side of the equation.
42 + -42 + 3m = 18 + -42

Combine like terms: 42 + -42 = 0
0 + 3m = 18 + -42
3m = 18 + -42

Combine like terms: 18 + -42 = -24
3m = -24

Divide each side by '3'.
m = -8

Simplifying
m = -8

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