Question

The sum of the two rational numbers is -3. If one of them is −15/
7
,Find the

other.

Answer 1

Answer:

Let the other number be x;

-15/7+x=-3

(-15+15x)/7=-3

-15+15x=-3×7

-15+15x=-21

15x=-21+15

15x=-6

x=-6/15.

Therefore, required number is -6/15.