70=-2(m+4)+m

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Solution for 70=-2(m+4)+m equation:


Simplifying
70 = -2(m + 4) + m

Reorder the terms:
70 = -2(4 + m) + m
70 = (4 * -2 + m * -2) + m
70 = (-8 + -2m) + m

Combine like terms: -2m + m = -1m
70 = -8 + -1m

Solving
70 = -8 + -1m

Solving for variable 'm'.

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

Add 'm' to each side of the equation.
70 + m = -8 + -1m + m

Combine like terms: -1m + m = 0
70 + m = -8 + 0
70 + m = -8

Add '-70' to each side of the equation.
70 + -70 + m = -8 + -70

Combine like terms: 70 + -70 = 0
0 + m = -8 + -70
m = -8 + -70

Combine like terms: -8 + -70 = -78
m = -78

Simplifying
m = -78

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