A value 2 times a smaller number is 1 less than a larger number . Their difference is 18.

Question

Hey there! I'm really condused with this one. I've tried to do that myself, but I never couldn't. I would be happy if you could explain it to me step by step.

Answer 1

A value 2 times a smaller number is 1 less than a larger number . Their difference is 18.

Let

Smaller number= n

larger number = 2n+1

difference =18

2n+1-n=18

n+1=18

n=17

tally:

Smaller number= n =17

larger number = 2n+1=2(17)+1=34+1=35

difference =35 -17 =18