7m+5(1+2m)=8m-40

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Solution for 7m+5(1+2m)=8m-40 equation:


Simplifying
7m + 5(1 + 2m) = 8m + -40
7m + (1 * 5 + 2m * 5) = 8m + -40
7m + (5 + 10m) = 8m + -40

Reorder the terms:
5 + 7m + 10m = 8m + -40

Combine like terms: 7m + 10m = 17m
5 + 17m = 8m + -40

Reorder the terms:
5 + 17m = -40 + 8m

Solving
5 + 17m = -40 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
5 + 17m + -8m = -40 + 8m + -8m

Combine like terms: 17m + -8m = 9m
5 + 9m = -40 + 8m + -8m

Combine like terms: 8m + -8m = 0
5 + 9m = -40 + 0
5 + 9m = -40

Add '-5' to each side of the equation.
5 + -5 + 9m = -40 + -5

Combine like terms: 5 + -5 = 0
0 + 9m = -40 + -5
9m = -40 + -5

Combine like terms: -40 + -5 = -45
9m = -45

Divide each side by '9'.
m = -5

Simplifying
m = -5

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