7m-20=-3m

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Solution for 7m-20=-3m equation:


Simplifying
7m + -20 = -3m

Reorder the terms:
-20 + 7m = -3m

Solving
-20 + 7m = -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
-20 + 7m + 3m = -3m + 3m

Combine like terms: 7m + 3m = 10m
-20 + 10m = -3m + 3m

Combine like terms: -3m + 3m = 0
-20 + 10m = 0

Add '20' to each side of the equation.
-20 + 20 + 10m = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 10m = 0 + 20
10m = 0 + 20

Combine like terms: 0 + 20 = 20
10m = 20

Divide each side by '10'.
m = 2

Simplifying
m = 2

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