-3=-x-3y

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Solution for -3=-x-3y equation:


Simplifying
-3 = -1x + -3y

Solving
-3 = -1x + -3y

Solving for variable 'x'.

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

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

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

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

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

Simplifying
x = 3 + -3y

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