8m+84=12m

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Solution for 8m+84=12m equation:


Simplifying
8m + 84 = 12m

Reorder the terms:
84 + 8m = 12m

Solving
84 + 8m = 12m

Solving for variable 'm'.

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

Add '-12m' to each side of the equation.
84 + 8m + -12m = 12m + -12m

Combine like terms: 8m + -12m = -4m
84 + -4m = 12m + -12m

Combine like terms: 12m + -12m = 0
84 + -4m = 0

Add '-84' to each side of the equation.
84 + -84 + -4m = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -4m = 0 + -84
-4m = 0 + -84

Combine like terms: 0 + -84 = -84
-4m = -84

Divide each side by '-4'.
m = 21

Simplifying
m = 21

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