3A-30=30

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Solution for 3A-30=30 equation: 


Simplifying
3A + -30 = 30

Reorder the terms:
-30 + 3A = 30

Solving
-30 + 3A = 30

Solving for variable 'A'.

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

Add '30' to each side of the equation.
-30 + 30 + 3A = 30 + 30

Combine like terms: -30 + 30 = 0
0 + 3A = 30 + 30
3A = 30 + 30

Combine like terms: 30 + 30 = 60
3A = 60

Divide each side by '3'.
A = 20

Simplifying
A = 20

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