Question 192302
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 We know, Area(rect) = L x W = 96sq.ft. (Eqn 1)


But,  L = W + 4ft (4 ft longer)
So,
{{{highlight(W+4)(W)=96ft^2}}}
{{{W^2+4W-96=0}}}
{{{(W+12)(W-8)=0}}}
{{{W=-12}}}, disregard
{{{red(W=8ft)}}}, size of Width
Then,
{{{L=W+4=8+4}}}
{{{red(L=12ft)}}}, Length


Check via EQN 1:
{{{L*W=96ft^2}}}
{{{12*8=96}}}
{{{96ft^2=96ft^2}}}



Thank you,
Jojo</font>