mn+mn+mn+mn=9m

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Solution for mn+mn+mn+mn=9m equation: 


Simplifying
mn + mn + mn + mn = 9m

Combine like terms: mn + mn = 2mn
2mn + mn + mn = 9m

Combine like terms: 2mn + mn = 3mn
3mn + mn = 9m

Combine like terms: 3mn + mn = 4mn
4mn = 9m

Solving
4mn = 9m

Solving for variable 'm'.

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

Add '-9m' to each side of the equation.
-9m + 4mn = 9m + -9m

Combine like terms: 9m + -9m = 0
-9m + 4mn = 0

Factor out the Greatest Common Factor (GCF), 'm'.
m(-9 + 4n) = 0


Subproblem 1
Set the factor 'm' equal to zero and attempt to solve:

Simplifying
m = 0

Solving
m = 0

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

Simplifying
m = 0

Subproblem 2
Set the factor '(-9 + 4n)' equal to zero and attempt to solve:

Simplifying
-9 + 4n = 0

Solving
-9 + 4n = 0

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

Add '9' to each side of the equation.
-9 + 9 + 4n = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 4n = 0 + 9
4n = 0 + 9

Combine like terms: 0 + 9 = 9
4n = 9

Add '-4n' to each side of the equation.
4n + -4n = 9 + -4n

Combine like terms: 4n + -4n = 0
0 = 9 + -4n

Simplifying
0 = 9 + -4n

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
m = {0}

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