8-5m+8m=-4

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Solution for 8-5m+8m=-4 equation: 


Simplifying
8 + -5m + 8m = -4

Combine like terms: -5m + 8m = 3m
8 + 3m = -4

Solving
8 + 3m = -4

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 + 3m = -4 + -8

Combine like terms: 8 + -8 = 0
0 + 3m = -4 + -8
3m = -4 + -8

Combine like terms: -4 + -8 = -12
3m = -12

Divide each side by '3'.
m = -4

Simplifying
m = -4

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