Huanhuan took the QQ car from Nangang to Yangzi. It is known that the distance from Nangang to Yangzi is 5 kilometers, the starting price of the QQ car within 3 kilometers is 5 yuan, and the fee is 2 yuan for each additional 1 kilometer. How much does Huanhuan have to pay for the car after arriving at the Yangtze River?
欢欢从南钢坐QQ车去扬子．已知南钢到扬子的距离是5千米，QQ车3千米内收起步价5元，以后每增加1千米收费2元．欢欢到扬子后应付多少元车钱？
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<result>9</result>