7m+7=9m+18

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Solution for 7m+7=9m+18 equation:


Simplifying
7m + 7 = 9m + 18

Reorder the terms:
7 + 7m = 9m + 18

Reorder the terms:
7 + 7m = 18 + 9m

Solving
7 + 7m = 18 + 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.
7 + 7m + -9m = 18 + 9m + -9m

Combine like terms: 7m + -9m = -2m
7 + -2m = 18 + 9m + -9m

Combine like terms: 9m + -9m = 0
7 + -2m = 18 + 0
7 + -2m = 18

Add '-7' to each side of the equation.
7 + -7 + -2m = 18 + -7

Combine like terms: 7 + -7 = 0
0 + -2m = 18 + -7
-2m = 18 + -7

Combine like terms: 18 + -7 = 11
-2m = 11

Divide each side by '-2'.
m = -5.5

Simplifying
m = -5.5

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