9-y*9x=1

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Solution for 9-y*9x=1 equation:


Simplifying
9 + -1y * 9x = 1

Reorder the terms for easier multiplication:
9 + -1 * 9y * x = 1

Multiply -1 * 9
9 + -9y * x = 1

Multiply y * x
9 + -9xy = 1

Solving
9 + -9xy = 1

Solving for variable 'x'.

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

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

Combine like terms: 9 + -9 = 0
0 + -9xy = 1 + -9
-9xy = 1 + -9

Combine like terms: 1 + -9 = -8
-9xy = -8

Divide each side by '-9y'.
x = 0.8888888889y-1

Simplifying
x = 0.8888888889y-1

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