3m+m=12

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Solution for 3m+m=12 equation: 


Simplifying
3m + m = 12

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

Solving
4m = 12

Solving for variable 'm'.

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

Divide each side by '4'.
m = 3

Simplifying
m = 3

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