If the equation 2x-3.6=4.4, then 2.5x+1=how much.
如果方程2x-3.6=4.4，则2.5x+1=多少．
<gadget id="calculator">4.4 + 3.6</gadget>
<output>8</output>

<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">2.5 * 4</gadget>
<output>10</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<result>11</result>