90y-9x=100

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Solution for 90y-9x=100 equation: 


Simplifying
90y + -9x = 100

Reorder the terms:
-9x + 90y = 100

Solving
-9x + 90y = 100

Solving for variable 'x'.

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

Add '-90y' to each side of the equation.
-9x + 90y + -90y = 100 + -90y

Combine like terms: 90y + -90y = 0
-9x + 0 = 100 + -90y
-9x = 100 + -90y

Divide each side by '-9'.
x = -11.11111111 + 10y

Simplifying
x = -11.11111111 + 10y

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