7y-21x=7

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Solution for 7y-21x=7 equation: 


Simplifying
7y + -21x = 7

Reorder the terms:
-21x + 7y = 7

Solving
-21x + 7y = 7

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
-21x + 7y + -7y = 7 + -7y

Combine like terms: 7y + -7y = 0
-21x + 0 = 7 + -7y
-21x = 7 + -7y

Divide each side by '-21'.
x = -0.3333333333 + 0.3333333333y

Simplifying
x = -0.3333333333 + 0.3333333333y

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