Question

when 13 is added to a number we get 31. what is the is the number?​

Answer 1

Step-by-step explanation:

Let the number = x

13 + x = 31

x = 31 - 13

x = 18

:. "18" is the number added to 13 to get 31 .

• Proof :-
• 13 + 18
• 31