5+4+7mn=

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Solution for 5+4+7mn= equation: 


Simplifying
5 + 4 + 7mn = 0

Combine like terms: 5 + 4 = 9
9 + 7mn = 0

Solving
9 + 7mn = 0

Solving for variable 'm'.

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

Add '-9' to each side of the equation.
9 + -9 + 7mn = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 7mn = 0 + -9
7mn = 0 + -9

Combine like terms: 0 + -9 = -9
7mn = -9

Divide each side by '7n'.
m = -1.285714286n-1

Simplifying
m = -1.285714286n-1

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