Answer:
The price of the item was $11.31.
Step-by-step explanation:
You simply subtract the two numbers that are given.
$18.55-$7.24 = $11.31.
And to even check your work, you could add the remaining money, to the solution you got from above.
11.31 + 7.24 gets you your starting amount $18.55.
Hope this helped you! :)
