Question

Find the sum of ( + − ) + ( − ).

Answer 1

let us consider x for both +,-

Explanation:

(+x-x)+(-x)

0-x

-x

so the answer should be in negative

Answer 2

it would be a negative

Explanation:

(+-) cancels itself out to be 0 and (-) is negative so adding a negative to 0 will give you a negative. Hope this helps (: