(-x)(-y)=-xy

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Solution for (-x)(-y)=-xy equation:


Simplifying
(-1x)(-1y) = -1xy

Remove parenthesis around (-1x)
-1x(-1y) = -1xy

Remove parenthesis around (-1y)
-1x * -1y = -1xy

Reorder the terms for easier multiplication:
-1 * -1x * y = -1xy

Multiply -1 * -1
1x * y = -1xy

Multiply x * y
1xy = -1xy

Solving
1xy = -1xy

Solving for variable 'x'.

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

Add 'xy' to each side of the equation.
1xy + xy = -1xy + xy

Combine like terms: 1xy + xy = 2xy
2xy = -1xy + xy

Combine like terms: -1xy + xy = 0
2xy = 0

Divide each side by '2'.
xy = 0

Simplifying
xy = 0

The solution to this equation could not be determined.

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