A number multiplied by 0.5 plus 8 equals 43, find this number.
一个数乘0.5加8等于43，求这个数．
<gadget id="calculator">43 - 8</gadget>
<output>35</output>

<gadget id="calculator">35 / 0.5</gadget>
<output>70</output>

<result>70</result>