42m-9=35m+12

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Solution for 42m-9=35m+12 equation:


Simplifying
42m + -9 = 35m + 12

Reorder the terms:
-9 + 42m = 35m + 12

Reorder the terms:
-9 + 42m = 12 + 35m

Solving
-9 + 42m = 12 + 35m

Solving for variable 'm'.

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

Add '-35m' to each side of the equation.
-9 + 42m + -35m = 12 + 35m + -35m

Combine like terms: 42m + -35m = 7m
-9 + 7m = 12 + 35m + -35m

Combine like terms: 35m + -35m = 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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