Question

Write a pair of integers whose

(i) sum is 21 (ii) difference is -15

(iii) sum is 0 (iv)difference is 14

please answer this it's urgent . no spam​

Answer 1

Answer:

(1) 10 and -11 is a pair of negative integer whose sum is -21.

(2)-7-(8)

(3)0+0

(4)21-7

Step-by-step explanation:

Answer 2

Answer:

(i)21=1+20

     =2+19

     =3+18

     =11+10

     =14+7 etc....

(ii)-15=3-18

       =2-17etc...

(iii)  0=3+-3

Sum of any negative and positive integer is 0.

(iv) 14=28-14

        =15-1 etc....

       

Hope this helps:)

If you have any doubts please do ask again...