If 3χ+2=9.5, then 2χ+1.36=how much.
如果3χ+2=9.5，那么2χ+1.36=多少．
<gadget id="calculator">9.5 - 2</gadget>
<output>7.5</output>

<gadget id="calculator">7.5 / 3</gadget>
<output>2.5</output>

<gadget id="calculator">2 * 2.5</gadget>
<output>5</output>

<gadget id="calculator">5 + 1.36</gadget>
<output>6.36</output>

<result>6.36</result>