What is the solution of the equation x/(4.6-2)=3.
方程x/(4.6-2)=3的解是多少．
<gadget id="calculator">3 * 4.6</gadget>
<output>13.8</output>

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

<gadget id="calculator">13.8 - 6</gadget>
<output>7.8</output>

<result>7.8</result>