3x-12y=9

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Solution for 3x-12y=9 equation:


Simplifying
3x + -12y = 9

Solving
3x + -12y = 9

Solving for variable 'x'.

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

Add '12y' to each side of the equation.
3x + -12y + 12y = 9 + 12y

Combine like terms: -12y + 12y = 0
3x + 0 = 9 + 12y
3x = 9 + 12y

Divide each side by '3'.
x = 3 + 4y

Simplifying
x = 3 + 4y

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