S Type the correct answer in the box. Jason builds doghouses for a pet store. Each doghouse is a wooden structure with a rectangular base that has an area of 21 square feet and a length that is 4 feet more than its width. If x represents the width of the doghouse, write an equation in the given form that can be used to determine the possible dimensions of the base of the doghouse. TT a B 9 sin cos tan sin cos ' tan-1 LA n E U 00 A VO X < 2 csc sec cot log log In L ax - + bx = c