3m+7=7m-5

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Solution for 3m+7=7m-5 equation:


Simplifying
3m + 7 = 7m + -5

Reorder the terms:
7 + 3m = 7m + -5

Reorder the terms:
7 + 3m = -5 + 7m

Solving
7 + 3m = -5 + 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.
7 + 3m + -7m = -5 + 7m + -7m

Combine like terms: 3m + -7m = -4m
7 + -4m = -5 + 7m + -7m

Combine like terms: 7m + -7m = 0
7 + -4m = -5 + 0
7 + -4m = -5

Add '-7' to each side of the equation.
7 + -7 + -4m = -5 + -7

Combine like terms: 7 + -7 = 0
0 + -4m = -5 + -7
-4m = -5 + -7

Combine like terms: -5 + -7 = -12
-4m = -12

Divide each side by '-4'.
m = 3

Simplifying
m = 3

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