Question

What should be added to −31 to get the sum −11?


a) 42
b) 20
c) − 20
d) − 42​

Answer 1

Answer:

(b)20

Step-by-step explanation:

this is your answer you can mark me brainliest

Answer 2

Answer:

20

Step-by-step explanation:

let it be x

-31+x=-11

x=-11+31

x=20