Xiao Ming took a taxi to his grandmother's house 12 kilometers away from home. The pricing method of the taxi is: the starting price is 5 yuan for 3 kilometers; after that, 2 yuan is charged for each 1 kilometer. How much is the total fare?
小明坐出租车到离家12千米远的外婆家．出租车的计价方法是：起步价5元，行3千米；以后每行1千米收2元．一共要付车费多少元？
<gadget id="calculator">12 - 3</gadget>
<output>9</output>

<gadget id="calculator">2 * 9</gadget>
<output>18</output>

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

<result>23</result>