7a+9a=3a

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Solution for 7a+9a=3a equation: 


Simplifying
7a + 9a = 3a

Combine like terms: 7a + 9a = 16a
16a = 3a

Solving
16a = 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.
16a + -3a = 3a + -3a

Combine like terms: 16a + -3a = 13a
13a = 3a + -3a

Combine like terms: 3a + -3a = 0
13a = 0

Divide each side by '13'.
a = 0

Simplifying
a = 0

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