Question

The sum of two integers is -15. If one of them is 9, find the other.​

Answer 1

Answer:

$x + y = - 15 \\ \\ 9 + y = - 15 \\ \\ y = - 15 - 9 \\ \\ y = - 24$

Answer 2

Answer:

Step-by-step explanation:

Let the another number be x

x+9=-15

x=-15-9

x=-24