-40=5m-5(4m-4)

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Solution for -40=5m-5(4m-4) equation:


Simplifying
-40 = 5m + -5(4m + -4)

Reorder the terms:
-40 = 5m + -5(-4 + 4m)
-40 = 5m + (-4 * -5 + 4m * -5)
-40 = 5m + (20 + -20m)

Reorder the terms:
-40 = 20 + 5m + -20m

Combine like terms: 5m + -20m = -15m
-40 = 20 + -15m

Solving
-40 = 20 + -15m

Solving for variable 'm'.

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

Add '15m' to each side of the equation.
-40 + 15m = 20 + -15m + 15m

Combine like terms: -15m + 15m = 0
-40 + 15m = 20 + 0
-40 + 15m = 20

Add '40' to each side of the equation.
-40 + 40 + 15m = 20 + 40

Combine like terms: -40 + 40 = 0
0 + 15m = 20 + 40
15m = 20 + 40

Combine like terms: 20 + 40 = 60
15m = 60

Divide each side by '15'.
m = 4

Simplifying
m = 4

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