-5(8+m)=-20

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Solution for -5(8+m)=-20 equation: 


Simplifying
-5(8 + m) = -20
(8 * -5 + m * -5) = -20
(-40 + -5m) = -20

Solving
-40 + -5m = -20

Solving for variable 'm'.

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

Add '40' to each side of the equation.
-40 + 40 + -5m = -20 + 40

Combine like terms: -40 + 40 = 0
0 + -5m = -20 + 40
-5m = -20 + 40

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

Divide each side by '-5'.
m = -4

Simplifying
m = -4

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