A group of Taiwan compatriots visited their relatives and took several taxis. If each car seats 4 people, there are 2 people without a car. If each car seats 5 people, 2 cars can be reduced, and each person can pay 6 yuan less for the fare. What is the rental price of each car?
一批台湾同胞探亲，乘出租车若干辆．如果每辆坐4人，就有2人无车坐，如果每辆坐5人，就可以减少2辆车，每人可以少付6元车费，求每辆车的出租价是多少？
<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<gadget id="calculator">2 + 10</gadget>
<output>12</output>

<gadget id="calculator">5 - 4</gadget>
<output>1</output>

<gadget id="calculator">12 / 1</gadget>
<output>12</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">48 + 2</gadget>
<output>50</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<result>150</result>