A rectangular flower bed is 8 meters wide and 3 meters less than 3 times the width. What is the area of this flower bed in square meters?
一个长方形花坛，宽8米，长比宽的3倍少3米．这个花坛的面积是多少平方米？
<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">24 - 3</gadget>
<output>21</output>

<gadget id="calculator">21 * 8</gadget>
<output>168</output>

<result>168</result>