If a rectangular structure needs to have a length of 20 feet, and there are 120 feet of fencing available, what are the possible widths for the structure?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width