m+2n-3(m+2n)-(9-2n)=

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Solution for m+2n-3(m+2n)-(9-2n)= equation:


Simplifying
m + 2n + -3(m + 2n) + -1(9 + -2n) = 0
m + 2n + (m * -3 + 2n * -3) + -1(9 + -2n) = 0
m + 2n + (-3m + -6n) + -1(9 + -2n) = 0
m + 2n + -3m + -6n + (9 * -1 + -2n * -1) = 0
m + 2n + -3m + -6n + (-9 + 2n) = 0

Reorder the terms:
-9 + m + -3m + 2n + -6n + 2n = 0

Combine like terms: m + -3m = -2m
-9 + -2m + 2n + -6n + 2n = 0

Combine like terms: 2n + -6n = -4n
-9 + -2m + -4n + 2n = 0

Combine like terms: -4n + 2n = -2n
-9 + -2m + -2n = 0

Solving
-9 + -2m + -2n = 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 + -2m + 9 + -2n = 0 + 9

Reorder the terms:
-9 + 9 + -2m + -2n = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -2m + -2n = 0 + 9
-2m + -2n = 0 + 9

Combine like terms: 0 + 9 = 9
-2m + -2n = 9

Add '2n' to each side of the equation.
-2m + -2n + 2n = 9 + 2n

Combine like terms: -2n + 2n = 0
-2m + 0 = 9 + 2n
-2m = 9 + 2n

Divide each side by '-2'.
m = -4.5 + -1n

Simplifying
m = -4.5 + -1n

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