Question

the plan of a house shows that the first floor will be 13 feet longer than its wide. Which expression represents the area of the first floor of the house if the shorter side is x feet? A. x^2 -13x B. x^2 -13 C. x^2 +13 D. X^2 +13x

Answer 1

it should be C. the first floor is going to be 13 feet longer, so  x squared +13 is going to be the first floor