x=how much is the solution of the equation 4x-10=0.
x=多少是方程4x-10=0的解．
<gadget id="calculator">10 + 0</gadget>
<output>10</output>

<gadget id="calculator">10 / 4</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>