xy+5y=21

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Solution for xy+5y=21 equation: 


Simplifying
xy + 5y = 21

Solving
xy + 5y = 21

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
xy + 5y + -5y = 21 + -5y

Combine like terms: 5y + -5y = 0
xy + 0 = 21 + -5y
xy = 21 + -5y

Divide each side by 'y'.
x = 21y-1 + -5

Simplifying
x = 21y-1 + -5

Reorder the terms:
x = -5 + 21y-1

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