Question

the sum of two integers is -15 .if one of them is 9 find other

Answer 1

Sum of 2 integers = -15= z
First Number = 9 =x
Second Number = ? = y

x+y=z --- Equation 1
9+y= -15 --- Equation 2
y= -15 - (9)
y= -24

Therefore, Second Number = -24

Answer 2

Answer:

The required number is -24.

Step-by-step explanation:

Given : The sum of two integers is -15 . If one of them is 9.

To find : The other number ?

Solution :

Let the other number be 'x'.

One of the number is 9.

The sum of two integers is -15.

$x+9=-15$

$x=-15-9$

$x=-24$

Therefore, The required number is -24.