6a-27=2a-15

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Solution for 6a-27=2a-15 equation:


Simplifying
6a + -27 = 2a + -15

Reorder the terms:
-27 + 6a = 2a + -15

Reorder the terms:
-27 + 6a = -15 + 2a

Solving
-27 + 6a = -15 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-27 + 6a + -2a = -15 + 2a + -2a

Combine like terms: 6a + -2a = 4a
-27 + 4a = -15 + 2a + -2a

Combine like terms: 2a + -2a = 0
-27 + 4a = -15 + 0
-27 + 4a = -15

Add '27' to each side of the equation.
-27 + 27 + 4a = -15 + 27

Combine like terms: -27 + 27 = 0
0 + 4a = -15 + 27
4a = -15 + 27

Combine like terms: -15 + 27 = 12
4a = 12

Divide each side by '4'.
a = 3

Simplifying
a = 3

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