-9+12a+12a=15

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Solution for -9+12a+12a=15 equation: 


Simplifying
-9 + 12a + 12a = 15

Combine like terms: 12a + 12a = 24a
-9 + 24a = 15

Solving
-9 + 24a = 15

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 24a = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 24a = 15 + 9
24a = 15 + 9

Combine like terms: 15 + 9 = 24
24a = 24

Divide each side by '24'.
a = 1

Simplifying
a = 1

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