15a-56=13a

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Solution for 15a-56=13a equation:


Simplifying
15a + -56 = 13a

Reorder the terms:
-56 + 15a = 13a

Solving
-56 + 15a = 13a

Solving for variable 'a'.

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

Add '-13a' to each side of the equation.
-56 + 15a + -13a = 13a + -13a

Combine like terms: 15a + -13a = 2a
-56 + 2a = 13a + -13a

Combine like terms: 13a + -13a = 0
-56 + 2a = 0

Add '56' to each side of the equation.
-56 + 56 + 2a = 0 + 56

Combine like terms: -56 + 56 = 0
0 + 2a = 0 + 56
2a = 0 + 56

Combine like terms: 0 + 56 = 56
2a = 56

Divide each side by '2'.
a = 28

Simplifying
a = 28

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