7m+8n-(4n-5m)+n=

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Solution for 7m+8n-(4n-5m)+n= equation:


Simplifying
7m + 8n + -1(4n + -5m) + n = 0

Reorder the terms:
7m + 8n + -1(-5m + 4n) + n = 0
7m + 8n + (-5m * -1 + 4n * -1) + n = 0
7m + 8n + (5m + -4n) + n = 0

Reorder the terms:
7m + 5m + 8n + -4n + n = 0

Combine like terms: 7m + 5m = 12m
12m + 8n + -4n + n = 0

Combine like terms: 8n + -4n = 4n
12m + 4n + n = 0

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

Solving
12m + 5n = 0

Solving for variable 'm'.

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

Add '-5n' to each side of the equation.
12m + 5n + -5n = 0 + -5n

Combine like terms: 5n + -5n = 0
12m + 0 = 0 + -5n
12m = 0 + -5n
Remove the zero:
12m = -5n

Divide each side by '12'.
m = -0.4166666667n

Simplifying
m = -0.4166666667n

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