Question

Simplify (x - y + 1) - (x + y - 1)

Answer 1

The simplified expression is -2y+2.

Answer 2

(x - y + 1) - (x + y - 1)

x - y + 1 - x - y + 1

= (x - x) + (y - y) + (1 + 1)

= -2y + 2

In short, Your Answer would be: -2y + 2

Hope this helps!