Add 8 to a number, subtract 5, multiply 4 and divide by 6, the result is 6, what is this number?
一个数加8减去5，乘4除以6，结果是6，这个数是多少？
<gadget id="calculator">6 / 4</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">6 * (3/2)</gadget>
<output>9</output>

<gadget id="calculator">5 - 8</gadget>
<output>-3</output>

<gadget id="calculator">9 + (-3)</gadget>
<output>6</output>

<result>6</result>