Question 954418
{{{x(x+2)=48}}}
{{{x^2+2x=48}}}
(((x^2+2x-48=0}}}
*[invoke quadratic "x", 1, 2, -48 ]
ANSWER: The width is 6 inches. 
CHECK:
Length=Width+2=6 in + 2 in=8 in
Area=L*W
48 sq in=8 in*6 in
48 sq in=48 sq in