12m+4n-5m+9n=

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Solution for 12m+4n-5m+9n= equation:


Simplifying
12m + 4n + -5m + 9n = 0

Reorder the terms:
12m + -5m + 4n + 9n = 0

Combine like terms: 12m + -5m = 7m
7m + 4n + 9n = 0

Combine like terms: 4n + 9n = 13n
7m + 13n = 0

Solving
7m + 13n = 0

Solving for variable 'm'.

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

Add '-13n' to each side of the equation.
7m + 13n + -13n = 0 + -13n

Combine like terms: 13n + -13n = 0
7m + 0 = 0 + -13n
7m = 0 + -13n
Remove the zero:
7m = -13n

Divide each side by '7'.
m = -1.857142857n

Simplifying
m = -1.857142857n

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