Teacher Li bought 2 footballs and 3 basketballs for 86 yuan. Teacher Wang bought the same 6 footballs and 4 basketballs for 168 yuan. Do you know how much it costs to buy a basketball and a football?
李老师买了2个足球，3个篮球，花了86元，王老师买了同样的6个足球，4个篮球花了168元．你知道买一个篮球和一个足球一共要花多少钱？
<gadget id="calculator">86 * 3</gadget>
<output>258</output>

<gadget id="calculator">258 - 168</gadget>
<output>90</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

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

<gadget id="calculator">90 / 5</gadget>
<output>18</output>

<gadget id="calculator">3 * 18</gadget>
<output>54</output>

<gadget id="calculator">86 - 54</gadget>
<output>32</output>

<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">16 + 18</gadget>
<output>34</output>

<result>34</result>