3a-20=2a

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Solution for 3a-20=2a equation:


Simplifying
3a + -20 = 2a

Reorder the terms:
-20 + 3a = 2a

Solving
-20 + 3a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-20 + 3a + -2a = 2a + -2a

Combine like terms: 3a + -2a = 1a
-20 + 1a = 2a + -2a

Combine like terms: 2a + -2a = 0
-20 + 1a = 0

Add '20' to each side of the equation.
-20 + 20 + 1a = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 1a = 0 + 20
1a = 0 + 20

Combine like terms: 0 + 20 = 20
1a = 20

Divide each side by '1'.
a = 20

Simplifying
a = 20

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