(-3n+2n)(-7m-4n)=0

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Solution for (-3n+2n)(-7m-4n)=0 equation: 


Simplifying
(-3n + 2n)(-7m + -4n) = 0

Combine like terms: -3n + 2n = -1n
(-1n)(-7m + -4n) = 0

Remove parenthesis around (-1n)
-1n(-7m + -4n) = 0
(-7m * -1n + -4n * -1n) = 0
(7mn + 4n2) = 0

Solving
7mn + 4n2 = 0

Solving for variable 'm'.

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

Add '-4n2' to each side of the equation.
7mn + 4n2 + -4n2 = 0 + -4n2

Combine like terms: 4n2 + -4n2 = 0
7mn + 0 = 0 + -4n2
7mn = 0 + -4n2
Remove the zero:
7mn = -4n2

Divide each side by '7n'.
m = -0.5714285714n

Simplifying
m = -0.5714285714n

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