Question

ask the question answer fast pls​

Answer 1

Simplifying

xy + -2xy = 0

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

-1xy = 0

Solving

-1xy = 0

Solving for variable 'x'.

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

Divide each side by '-1'.

xy = 0

Simplifying

xy = 0

Answer 2

Step-by-step explanation:

-xy-(-2xy)

=-xy+2xy

=xy

I hope it may be helpful to you

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