15a-315=315-12a

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Solution for 15a-315=315-12a equation:


Simplifying
15a + -315 = 315 + -12a

Reorder the terms:
-315 + 15a = 315 + -12a

Solving
-315 + 15a = 315 + -12a

Solving for variable 'a'.

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

Add '12a' to each side of the equation.
-315 + 15a + 12a = 315 + -12a + 12a

Combine like terms: 15a + 12a = 27a
-315 + 27a = 315 + -12a + 12a

Combine like terms: -12a + 12a = 0
-315 + 27a = 315 + 0
-315 + 27a = 315

Add '315' to each side of the equation.
-315 + 315 + 27a = 315 + 315

Combine like terms: -315 + 315 = 0
0 + 27a = 315 + 315
27a = 315 + 315

Combine like terms: 315 + 315 = 630
27a = 630

Divide each side by '27'.
a = 23.33333333

Simplifying
a = 23.33333333

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