15a-12-a=(5a+6)

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Solution for 15a-12-a=(5a+6) equation:


Simplifying
15a + -12 + -1a = (5a + 6)

Reorder the terms:
-12 + 15a + -1a = (5a + 6)

Combine like terms: 15a + -1a = 14a
-12 + 14a = (5a + 6)

Reorder the terms:
-12 + 14a = (6 + 5a)

Remove parenthesis around (6 + 5a)
-12 + 14a = 6 + 5a

Solving
-12 + 14a = 6 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-12 + 14a + -5a = 6 + 5a + -5a

Combine like terms: 14a + -5a = 9a
-12 + 9a = 6 + 5a + -5a

Combine like terms: 5a + -5a = 0
-12 + 9a = 6 + 0
-12 + 9a = 6

Add '12' to each side of the equation.
-12 + 12 + 9a = 6 + 12

Combine like terms: -12 + 12 = 0
0 + 9a = 6 + 12
9a = 6 + 12

Combine like terms: 6 + 12 = 18
9a = 18

Divide each side by '9'.
a = 2

Simplifying
a = 2

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