Question 957336
Area=A; x=width; L=length; P=perimeter
P=2(L+x)
600m=2(L+x) Divide each side by 2.
300m=L+x Subtract x from each side.
300m-x=L
A=Lx Substitute for L
A=(300m-x)(x)
{{{A=-x^2-300xm)}}} ANSWER:A IN TERMS OF x.