Add 6 to 5 times a certain number, and then divide it by 7, the result is 8, what is the certain number.
某数的5倍加上6，再除以7，结果是8，求某数是多少．
<gadget id="calculator">8 * 7</gadget>
<output>56</output>

<gadget id="calculator">56 - 6</gadget>
<output>50</output>

<gadget id="calculator">50 / 5</gadget>
<output>10</output>

<result>10</result>