-3m+9=-4(3-m)

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Solution for -3m+9=-4(3-m) equation:


Simplifying
-3m + 9 = -4(3 + -1m)

Reorder the terms:
9 + -3m = -4(3 + -1m)
9 + -3m = (3 * -4 + -1m * -4)
9 + -3m = (-12 + 4m)

Solving
9 + -3m = -12 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
9 + -3m + -4m = -12 + 4m + -4m

Combine like terms: -3m + -4m = -7m
9 + -7m = -12 + 4m + -4m

Combine like terms: 4m + -4m = 0
9 + -7m = -12 + 0
9 + -7m = -12

Add '-9' to each side of the equation.
9 + -9 + -7m = -12 + -9

Combine like terms: 9 + -9 = 0
0 + -7m = -12 + -9
-7m = -12 + -9

Combine like terms: -12 + -9 = -21
-7m = -21

Divide each side by '-7'.
m = 3

Simplifying
m = 3

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