10m-(4m+8)=-20

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Solution for 10m-(4m+8)=-20 equation:


Simplifying
10m + -1(4m + 8) = -20

Reorder the terms:
10m + -1(8 + 4m) = -20
10m + (8 * -1 + 4m * -1) = -20
10m + (-8 + -4m) = -20

Reorder the terms:
-8 + 10m + -4m = -20

Combine like terms: 10m + -4m = 6m
-8 + 6m = -20

Solving
-8 + 6m = -20

Solving for variable 'm'.

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

Add '8' to each side of the equation.
-8 + 8 + 6m = -20 + 8

Combine like terms: -8 + 8 = 0
0 + 6m = -20 + 8
6m = -20 + 8

Combine like terms: -20 + 8 = -12
6m = -12

Divide each side by '6'.
m = -2

Simplifying
m = -2

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