7m+84=100+5m

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Solution for 7m+84=100+5m equation:


Simplifying
7m + 84 = 100 + 5m

Reorder the terms:
84 + 7m = 100 + 5m

Solving
84 + 7m = 100 + 5m

Solving for variable 'm'.

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

Add '-5m' to each side of the equation.
84 + 7m + -5m = 100 + 5m + -5m

Combine like terms: 7m + -5m = 2m
84 + 2m = 100 + 5m + -5m

Combine like terms: 5m + -5m = 0
84 + 2m = 100 + 0
84 + 2m = 100

Add '-84' to each side of the equation.
84 + -84 + 2m = 100 + -84

Combine like terms: 84 + -84 = 0
0 + 2m = 100 + -84
2m = 100 + -84

Combine like terms: 100 + -84 = 16
2m = 16

Divide each side by '2'.
m = 8

Simplifying
m = 8

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