Question 960239
{{{LW=18}}}
{{{L=18/W}}}
.
.
{{{(L+2)(W+3)=48}}}
Substituting,
{{{(18/W+2)(W+3)=48}}}
{{{18+54/W+2W+6=48}}}
{{{54/W+2W=24}}}
{{{54+2W^2=24W}}}
{{{W^2-12W+27=0}}}
{{{(W-9)(W-3)=0}}}
Two solutions:
{{{W-9=0}}}
{{{W=9}}}
Then,
{{{L(9)=18}}}
{{{L=2}}}
and
{{{W-3=0}}}
{{{W=3}}}
Then,
{{{L(3)=18}}}
{{{L=6}}}
2x9 or 6x3