-X-2Y=-8

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Solution for -X-2Y=-8 equation: 


Simplifying
-1X + -2Y = -8

Solving
-1X + -2Y = -8

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.
-1X + -2Y + 2Y = -8 + 2Y

Combine like terms: -2Y + 2Y = 0
-1X + 0 = -8 + 2Y
-1X = -8 + 2Y

Divide each side by '-1'.
X = 8 + -2Y

Simplifying
X = 8 + -2Y

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