There is a rectangle that is 4 inches wide. If the rectangle's perimeter is 30 inches, what is the area of the rectangle?
Twice the height of the rectangle is 30 inches - 2 * 4 inches = 
<gadget id="calculator">30-2*4</gadget>
<output>22</output>
22 inches.
The rectangle's height is 22 inches / 2 = 
<gadget id="calculator">22/2</gadget>
<output>11</output>
11 inches.
The area of the rectangle is 4 inches * 11 inches = 
<gadget id="calculator">4*11</gadget>
<output>44</output>
44 square inches.

<result>44</result>