Solve the equation: 13.4+1.7x=9*3.
解方程：13.4+1.7x=9*3．
<gadget id="calculator">9 * 3</gadget>
<output>27</output>

<gadget id="calculator">27 - 13.4</gadget>
<output>13.6</output>

<gadget id="calculator">13.6 / 1.7</gadget>
<output>8</output>

<result>8</result>