A rectangle and a square have the same perimeter. The side length of the square is 12 decimeters, and the length of the rectangle is 14 decimeters. What is its width?
一个长方形和一个正方形周长相等，这个正方形边长是12分米，长方形的长是14分米，它的宽是多少分米？
<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">48 / 2</gadget>
<output>24</output>

<gadget id="calculator">24 - 14</gadget>
<output>10</output>

<result>10</result>