The difference between 16 times x and 25.8 is equal to 12.6, find x.
x的16倍与25.8的差等于12.6，求x．
<gadget id="calculator">12.6 + 25.8</gadget>
<output>38.4</output>

<gadget id="calculator">38.4 / 16</gadget>
<output>2.4</output>

<result>2.4</result>