1=-1xy

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Solution for 1=-1xy equation:


Simplifying
1 = -1xy

Solving
1 = -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.
1 + xy = -1xy + xy

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

Add '-1' to each side of the equation.
1 + -1 + xy = 0 + -1

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

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

Divide each side by 'y'.
x = -1y-1

Simplifying
x = -1y-1

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