The starting fare of a taxi in Jingzhou is 5 yuan, and after 3 kilometers, it is charged at 1.5 yuan per kilometer. Xiao Ming’s place is 15 kilometers away from here, how much does it cost?
荆州出租车的起步价是5元，超出3千米以后按每千米1.5元计费，小明要去的地方离这有15千米，需要多少元钱？
<gadget id="calculator">15 - 3</gadget>
<output>12</output>

<gadget id="calculator">1.5 * 12</gadget>
<output>18</output>

<gadget id="calculator">5 + 18</gadget>
<output>23</output>

<result>23</result>