3a+a=4+18

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Solution for 3a+a=4+18 equation: 


Simplifying
3a + a = 4 + 18

Combine like terms: 3a + a = 4a
4a = 4 + 18

Combine like terms: 4 + 18 = 22
4a = 22

Solving
4a = 22

Solving for variable 'a'.

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

Divide each side by '4'.
a = 5.5

Simplifying
a = 5.5

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