21-6x=3y

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Solution for 21-6x=3y equation:


Simplifying
21 + -6x = 3y

Solving
21 + -6x = 3y

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + -6x = -21 + 3y

Combine like terms: 21 + -21 = 0
0 + -6x = -21 + 3y
-6x = -21 + 3y

Divide each side by '-6'.
x = 3.5 + -0.5y

Simplifying
x = 3.5 + -0.5y

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