Question

Evaluate.

−52 − (−31)


−83

−21

21

I don't know.

Answer 1

-21

Explanation:

apply rule a-(-b)=a+b

-52-(-31)=-52+31

= -52+31

add the numbers

-52+31=-21

Answer 2

`- 52 - ( - 31) = - 52 + 31 = - 21`