Erik and Nita are playing a game with numbers. In the game they each think of a random number

Erik and Nita are playing a game with numbers. In the game they each think of a random number from 0 to 20. If the difference between their two numbers is less than 10 Erik wins. If the difference between their two numbers is greater than 10 Nita winsShould you use an equation or an inequality to represent the ways your player can win and why?