Three consecutive integers to 30

Question

The sume of three consecutive integers is 30 find the two numbers 

 

Answer 1

Hi, Christopher!

Okay, let 3 consecutive numbers be:

X, X+1, X+2

Then the sum is 30:

X + X+1 + X+2 = 30

3X +3 = 30

3X = 27

X = 9

 

So your numbers are 9,10, & 11

 

Check your answer:

9+10+11 = 30