18 people took a group photo together, and the price for three photos was 4.50 cents, plus a processing fee of 3.3 yuan per picture. If each person had a photo, how much would each person pay?
18个人合影留念，照3张的价格为四元五角，另外加冲洗费每张三角，如果每人各一张照片，那么每人应付多少角？
<gadget id="calculator">18 - 3</gadget>
<output>15</output>

<gadget id="calculator">3 * 15</gadget>
<output>45</output>

<gadget id="calculator">45 + 45</gadget>
<output>90</output>

<gadget id="calculator">90 / 18</gadget>
<output>5</output>

<result>5</result>