75+-5m=12+4m

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Solution for 75+-5m=12+4m equation:


Simplifying
75 + -5m = 12 + 4m

Solving
75 + -5m = 12 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
75 + -5m + -4m = 12 + 4m + -4m

Combine like terms: -5m + -4m = -9m
75 + -9m = 12 + 4m + -4m

Combine like terms: 4m + -4m = 0
75 + -9m = 12 + 0
75 + -9m = 12

Add '-75' to each side of the equation.
75 + -75 + -9m = 12 + -75

Combine like terms: 75 + -75 = 0
0 + -9m = 12 + -75
-9m = 12 + -75

Combine like terms: 12 + -75 = -63
-9m = -63

Divide each side by '-9'.
m = 7

Simplifying
m = 7

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