8(m-2)-4(m+1)=-20

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Solution for 8(m-2)-4(m+1)=-20 equation: 


Simplifying
8(m + -2) + -4(m + 1) = -20

Reorder the terms:
8(-2 + m) + -4(m + 1) = -20
(-2 * 8 + m * 8) + -4(m + 1) = -20
(-16 + 8m) + -4(m + 1) = -20

Reorder the terms:
-16 + 8m + -4(1 + m) = -20
-16 + 8m + (1 * -4 + m * -4) = -20
-16 + 8m + (-4 + -4m) = -20

Reorder the terms:
-16 + -4 + 8m + -4m = -20

Combine like terms: -16 + -4 = -20
-20 + 8m + -4m = -20

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

Add '20' to each side of the equation.
-20 + 20 + 4m = -20 + 20

Combine like terms: -20 + 20 = 0
0 + 4m = -20 + 20
4m = -20 + 20

Combine like terms: -20 + 20 = 0
4m = 0

Solving
4m = 0

Solving for variable 'm'.

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

Divide each side by '4'.
m = 0

Simplifying
m = 0

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