Question

write down a pair of integers whose (a) sum is - 7 and (b) difference is - 10​

Answer 1

Answer:

sum is and

a=-7

b=-10

=-7-10

=-3

Answer 2

Answer:

Step-by-step explanation:

(a) sum is -7

Solution:-

= – 4 + (-3)

= – 4 – 3 … [∵ (+ × – = -)]

= – 7

(b) difference is – 10

Solution:-

= -25 – (-15)

= – 25 + 15 … [∵ (- × – = +)]

= -10