The school used 500 yuan to buy back 6 basketballs and 8 volleyballs, and got 20 yuan back. Each basketball is 32 yuan, how much is each volleyball? (column equation solution)
学校用500元钱买回6个蓝球和8个排球，找回20元．每个蓝球32元，每个排球多少元？(列方程解答)
<gadget id="calculator">32 * 6</gadget>
<output>192</output>

<gadget id="calculator">500 - 192 - 20</gadget>
<output>288</output>

<gadget id="calculator">288 / 8</gadget>
<output>36</output>

<result>36</result>