a-315=312-12a

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Solution for a-315=312-12a equation:


Simplifying
a + -315 = 312 + -12a

Reorder the terms:
-315 + a = 312 + -12a

Solving
-315 + a = 312 + -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 + a + 12a = 312 + -12a + 12a

Combine like terms: a + 12a = 13a
-315 + 13a = 312 + -12a + 12a

Combine like terms: -12a + 12a = 0
-315 + 13a = 312 + 0
-315 + 13a = 312

Add '315' to each side of the equation.
-315 + 315 + 13a = 312 + 315

Combine like terms: -315 + 315 = 0
0 + 13a = 312 + 315
13a = 312 + 315

Combine like terms: 312 + 315 = 627
13a = 627

Divide each side by '13'.
a = 48.23076923

Simplifying
a = 48.23076923

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