7m+m-3m=45

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Solution for 7m+m-3m=45 equation: 


Simplifying
7m + m + -3m = 45

Combine like terms: 7m + m = 8m
8m + -3m = 45

Combine like terms: 8m + -3m = 5m
5m = 45

Solving
5m = 45

Solving for variable 'm'.

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

Divide each side by '5'.
m = 9

Simplifying
m = 9

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