3a+a=16+8a

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Solution for 3a+a=16+8a equation: 


Simplifying
3a + a = 16 + 8a

Combine like terms: 3a + a = 4a
4a = 16 + 8a

Solving
4a = 16 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
4a + -8a = 16 + 8a + -8a

Combine like terms: 4a + -8a = -4a
-4a = 16 + 8a + -8a

Combine like terms: 8a + -8a = 0
-4a = 16 + 0
-4a = 16

Divide each side by '-4'.
a = -4

Simplifying
a = -4

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