If the length of a rectangle is increased by 6 cm or the width is increased by 4 cm, the area will be increased by 48 cm2. What is the original area of the rectangle in cm2?
一个长方形，如果长增加6厘米或者宽增加4厘米，面积都比原来增加48平方厘米，这个长方形原来的面积是多少平方厘米．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">48 / 6</gadget>
<output>8</output>

<gadget id="calculator">12 * 8</gadget>
<output>96</output>

<result>96</result>