When two numbers are divided, the quotient is 3 and the remainder is 4. If the dividend, divisor, quotient and remainder are added, the sum is 43. Find the dividend.
两数相除，商3余4，如果被除数、除数、商及余数相加，和是43，求被除数．
<gadget id="calculator">43 - 4 - 3 - 4</gadget>
<output>32</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">24 + 4</gadget>
<output>28</output>

<result>28</result>