Question 1184034
it looks like the correct answer really is -2.


the expression is:


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


(x-2y) is equal to -1 * (2y-x)
(2y-x) is equal to -1 * (x-2y)


the expression becomes:


-(2y-x)/(2y-x) + -(x-2y)/(x-2y) which is equal to:


-1 + -1 which is equal to:


-2