30m-10=20m-20

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Solution for 30m-10=20m-20 equation:


Simplifying
30m + -10 = 20m + -20

Reorder the terms:
-10 + 30m = 20m + -20

Reorder the terms:
-10 + 30m = -20 + 20m

Solving
-10 + 30m = -20 + 20m

Solving for variable 'm'.

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

Add '-20m' to each side of the equation.
-10 + 30m + -20m = -20 + 20m + -20m

Combine like terms: 30m + -20m = 10m
-10 + 10m = -20 + 20m + -20m

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

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

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

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

Divide each side by '10'.
m = -1

Simplifying
m = -1

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