30m-100=20

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Solution for 30m-100=20 equation: 


Simplifying
30m + -100 = 20

Reorder the terms:
-100 + 30m = 20

Solving
-100 + 30m = 20

Solving for variable 'm'.

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

Add '100' to each side of the equation.
-100 + 100 + 30m = 20 + 100

Combine like terms: -100 + 100 = 0
0 + 30m = 20 + 100
30m = 20 + 100

Combine like terms: 20 + 100 = 120
30m = 120

Divide each side by '30'.
m = 4

Simplifying
m = 4

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