2a-9=-6a+15

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Solution for 2a-9=-6a+15 equation:


Simplifying
2a + -9 = -6a + 15

Reorder the terms:
-9 + 2a = -6a + 15

Reorder the terms:
-9 + 2a = 15 + -6a

Solving
-9 + 2a = 15 + -6a

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
-9 + 2a + 6a = 15 + -6a + 6a

Combine like terms: 2a + 6a = 8a
-9 + 8a = 15 + -6a + 6a

Combine like terms: -6a + 6a = 0
-9 + 8a = 15 + 0
-9 + 8a = 15

Add '9' to each side of the equation.
-9 + 9 + 8a = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 8a = 15 + 9
8a = 15 + 9

Combine like terms: 15 + 9 = 24
8a = 24

Divide each side by '8'.
a = 3

Simplifying
a = 3

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