3x+6y=18+x

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Solution for 3x+6y=18+x equation:


Simplifying
3x + 6y = 18 + x

Solving
3x + 6y = 18 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3x + -1x + 6y = 18 + x + -1x

Combine like terms: 3x + -1x = 2x
2x + 6y = 18 + x + -1x

Combine like terms: x + -1x = 0
2x + 6y = 18 + 0
2x + 6y = 18

Add '-6y' to each side of the equation.
2x + 6y + -6y = 18 + -6y

Combine like terms: 6y + -6y = 0
2x + 0 = 18 + -6y
2x = 18 + -6y

Divide each side by '2'.
x = 9 + -3y

Simplifying
x = 9 + -3y

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