7a+a+3a-9a=6

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Solution for 7a+a+3a-9a=6 equation: 


Simplifying
7a + a + 3a + -9a = 6

Combine like terms: 7a + a = 8a
8a + 3a + -9a = 6

Combine like terms: 8a + 3a = 11a
11a + -9a = 6

Combine like terms: 11a + -9a = 2a
2a = 6

Solving
2a = 6

Solving for variable 'a'.

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

Divide each side by '2'.
a = 3

Simplifying
a = 3

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