shelby had $18.50. She spent $7.25 at the car wash. Write an expression that shows how much she spent.

Answer 1

You have just said that she spent $7.25. There is no need for an equation.

However, if you want to know how much she has left:

$18.50 - $7.25 = ?

I hope this helps. Thanks for asking.

Answer 2

(18.50 -7.50)