7m+4n-4m+9n=

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Solution for 7m+4n-4m+9n= equation:


Simplifying
7m + 4n + -4m + 9n = 0

Reorder the terms:
7m + -4m + 4n + 9n = 0

Combine like terms: 7m + -4m = 3m
3m + 4n + 9n = 0

Combine like terms: 4n + 9n = 13n
3m + 13n = 0

Solving
3m + 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.
3m + 13n + -13n = 0 + -13n

Combine like terms: 13n + -13n = 0
3m + 0 = 0 + -13n
3m = 0 + -13n
Remove the zero:
3m = -13n

Divide each side by '3'.
m = -4.333333333n

Simplifying
m = -4.333333333n

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