Bella has $26.00 to spend at a craft store. She buys fabric that costs $18.62. She also wants to buy knitting needles for $7.32, silk flowers for $7.38 or oil paints for $8.48. Use the equation $18.62 + c = $26.00, where c is the item cost, to find the most expensive item Bella can buy. Show your work and explain how you found your answer. Be sure to write your answer in a complete sentence.