5a+20=18+3a

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Solution for 5a+20=18+3a equation:


Simplifying
5a + 20 = 18 + 3a

Reorder the terms:
20 + 5a = 18 + 3a

Solving
20 + 5a = 18 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
20 + 5a + -3a = 18 + 3a + -3a

Combine like terms: 5a + -3a = 2a
20 + 2a = 18 + 3a + -3a

Combine like terms: 3a + -3a = 0
20 + 2a = 18 + 0
20 + 2a = 18

Add '-20' to each side of the equation.
20 + -20 + 2a = 18 + -20

Combine like terms: 20 + -20 = 0
0 + 2a = 18 + -20
2a = 18 + -20

Combine like terms: 18 + -20 = -2
2a = -2

Divide each side by '2'.
a = -1

Simplifying
a = -1

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