The following x=how much is the solution of equation 3.2+1.8x=12.2.
下面x=多少是方程3.2+1.8x=12.2的解．
<gadget id="calculator">12.2 - 3.2</gadget>
<output>9</output>

<gadget id="calculator">9 / 1.8</gadget>
<output>5</output>

<result>5</result>