9a+20=35+4a

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Solution for 9a+20=35+4a equation:


Simplifying
9a + 20 = 35 + 4a

Reorder the terms:
20 + 9a = 35 + 4a

Solving
20 + 9a = 35 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
20 + 9a + -4a = 35 + 4a + -4a

Combine like terms: 9a + -4a = 5a
20 + 5a = 35 + 4a + -4a

Combine like terms: 4a + -4a = 0
20 + 5a = 35 + 0
20 + 5a = 35

Add '-20' to each side of the equation.
20 + -20 + 5a = 35 + -20

Combine like terms: 20 + -20 = 0
0 + 5a = 35 + -20
5a = 35 + -20

Combine like terms: 35 + -20 = 15
5a = 15

Divide each side by '5'.
a = 3

Simplifying
a = 3

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