Answer:
Shelby has 11 dollars than Justin. Justin has 1 ten dollar bill and 9 one dollar bills ( also know as $19) less than Julie. Julie has $40, so how many dollars does Shelby have?
Steps to solve + answer to problem:
1. 40 - 19= 21
2. 21 is the amount of money Justin has.
3. 21 + 11 = 32
4. 32 is the amount Shelby has.
Answer : Shelby has $32.