20y-9x=51

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Solution for 20y-9x=51 equation: 


Simplifying
20y + -9x = 51

Reorder the terms:
-9x + 20y = 51

Solving
-9x + 20y = 51

Solving for variable 'x'.

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

Add '-20y' to each side of the equation.
-9x + 20y + -20y = 51 + -20y

Combine like terms: 20y + -20y = 0
-9x + 0 = 51 + -20y
-9x = 51 + -20y

Divide each side by '-9'.
x = -5.666666667 + 2.222222222y

Simplifying
x = -5.666666667 + 2.222222222y

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