The taxi in our city charges 7 yuan within 3 kilometers, and 1.4 yuan for every kilometer exceeding 3 kilometers. How much does it cost for Master Li to travel 14 kilometers?
我市的出租车在3千米以内收7元，超过3千米，每千米加收1.4元，李师傅乘车做了14千米，要花多少钱？
<gadget id="calculator">14 - 3</gadget>
<output>11</output>

<gadget id="calculator">11 * 1.4</gadget>
<output>15.4</output>

<gadget id="calculator">15.4 + 7</gadget>
<output>22.4</output>

<result>22.4</result>