x^2-ax=9

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Solution for x^2-ax=9 equation: 


Simplifying
x2 + -1ax = 9

Reorder the terms:
-1ax + x2 = 9

Solving
-1ax + x2 = 9

Solving for variable 'a'.

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

Add '-1x2' to each side of the equation.
-1ax + x2 + -1x2 = 9 + -1x2

Combine like terms: x2 + -1x2 = 0
-1ax + 0 = 9 + -1x2
-1ax = 9 + -1x2

Divide each side by '-1x'.
a = -9x-1 + x

Simplifying
a = -9x-1 + x

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