3(x+y)-x+y=-8

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Solution for 3(x+y)-x+y=-8 equation:


Simplifying
3(x + y) + -1x + y = -8
(x * 3 + y * 3) + -1x + y = -8
(3x + 3y) + -1x + y = -8

Reorder the terms:
3x + -1x + 3y + y = -8

Combine like terms: 3x + -1x = 2x
2x + 3y + y = -8

Combine like terms: 3y + y = 4y
2x + 4y = -8

Solving
2x + 4y = -8

Solving for variable 'x'.

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

Add '-4y' to each side of the equation.
2x + 4y + -4y = -8 + -4y

Combine like terms: 4y + -4y = 0
2x + 0 = -8 + -4y
2x = -8 + -4y

Divide each side by '2'.
x = -4 + -2y

Simplifying
x = -4 + -2y

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