Question 1003078
Area =	80	sq.	ft												
Length  	=		x	ft											
Width		(		x		-2	)								
Area =							x	*		(		x		-2	)
80	=							x^2		+	-2	x			
x^2 			-2	x	-80	=	0

x^2-10x+8x-80=0

x(x-10)+8(x-10)=0

(x-10)(x+8)=0

x= 10 ignoring negative

dimensions are 10 & 8 ft