9=6a-9

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Solution for 9=6a-9 equation:


Simplifying
9 = 6a + -9

Reorder the terms:
9 = -9 + 6a

Solving
9 = -9 + 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 + -6a = -9 + 6a + -6a

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

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

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

Combine like terms: -9 + -9 = -18
-6a = -18

Divide each side by '-6'.
a = 3

Simplifying
a = 3

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