x+2(x-y)=-1

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Solution for x+2(x-y)=-1 equation:


Simplifying
x + 2(x + -1y) = -1
x + (x * 2 + -1y * 2) = -1
x + (2x + -2y) = -1

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

Solving
3x + -2y = -1

Solving for variable 'x'.

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

Add '2y' to each side of the equation.
3x + -2y + 2y = -1 + 2y

Combine like terms: -2y + 2y = 0
3x + 0 = -1 + 2y
3x = -1 + 2y

Divide each side by '3'.
x = -0.3333333333 + 0.6666666667y

Simplifying
x = -0.3333333333 + 0.6666666667y

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