If you cut a 20ft piece of wood into two pieces making one piece 4ft longer than the other. What size is the smaller piece?  Select.
A) 4ft
B) 6ft
C) 8ft
D) 10ft
E) 12ft
Total length is 20ft, one piece is 4ft longer (x+4), leaving the other piece to figure out (x).   (x)+ (x+4)=20   x+x+4-4=20-4   2x=16   2x/2=16/2= 
<gadget id="calculator">16/2</gadget>
<output>8</output>
8   The piece is 8ft) 8ft.
<result>C</result>
If you cut a 20ft piece of wood into two pieces making one piece 4ft longer than the other. What size is the smaller piece?