18xy+40y-20xy=

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Solution for 18xy+40y-20xy= equation: 


Simplifying
18xy + 40y + -20xy = 0

Reorder the terms:
18xy + -20xy + 40y = 0

Combine like terms: 18xy + -20xy = -2xy
-2xy + 40y = 0

Solving
-2xy + 40y = 0

Solving for variable 'x'.

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

Add '-40y' to each side of the equation.
-2xy + 40y + -40y = 0 + -40y

Combine like terms: 40y + -40y = 0
-2xy + 0 = 0 + -40y
-2xy = 0 + -40y
Remove the zero:
-2xy = -40y

Divide each side by '-2y'.
x = 20

Simplifying
x = 20

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