4m-9=7m+12

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Solution for 4m-9=7m+12 equation:


Simplifying
4m + -9 = 7m + 12

Reorder the terms:
-9 + 4m = 7m + 12

Reorder the terms:
-9 + 4m = 12 + 7m

Solving
-9 + 4m = 12 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
-9 + 4m + -7m = 12 + 7m + -7m

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

Combine like terms: 7m + -7m = 0
-9 + -3m = 12 + 0
-9 + -3m = 12

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

Combine like terms: -9 + 9 = 0
0 + -3m = 12 + 9
-3m = 12 + 9

Combine like terms: 12 + 9 = 21
-3m = 21

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

Simplifying
m = -7

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