Question

How do you combine `(x+2)/x-(y-2)/y`?

Answer 1

`(x+2)/x-(y-2)/y=2/x+2/y`

Explanation:

`(x+2)/x-(y-2)/y`

= `(x/x+2/x)-(y/y-2/y)`

= `1+2/x-1+2/y`

= `cancel1+2/x-cancel1+2/y`

= `2/x+2/y`