-8(-5+5m)-4(3+7m)=-40

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Solution for -8(-5+5m)-4(3+7m)=-40 equation: 


Simplifying
-8(-5 + 5m) + -4(3 + 7m) = -40
(-5 * -8 + 5m * -8) + -4(3 + 7m) = -40
(40 + -40m) + -4(3 + 7m) = -40
40 + -40m + (3 * -4 + 7m * -4) = -40
40 + -40m + (-12 + -28m) = -40

Reorder the terms:
40 + -12 + -40m + -28m = -40

Combine like terms: 40 + -12 = 28
28 + -40m + -28m = -40

Combine like terms: -40m + -28m = -68m
28 + -68m = -40

Solving
28 + -68m = -40

Solving for variable 'm'.

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

Add '-28' to each side of the equation.
28 + -28 + -68m = -40 + -28

Combine like terms: 28 + -28 = 0
0 + -68m = -40 + -28
-68m = -40 + -28

Combine like terms: -40 + -28 = -68
-68m = -68

Divide each side by '-68'.
m = 1

Simplifying
m = 1

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