9-6a=18

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Solution for 9-6a=18 equation: 


Simplifying
9 + -6a = 18

Solving
9 + -6a = 18

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + -6a = 18 + -9

Combine like terms: 9 + -9 = 0
0 + -6a = 18 + -9
-6a = 18 + -9

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

Divide each side by '-6'.
a = -1.5

Simplifying
a = -1.5

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