Question

The sides of a rectangle have length x+1 and width x-5. which equation below describes the area A of the rectangle in terms of x?​

Answer 1

Option C

Area = length * width
Area = (x + 1)(x -5)
Use FOIL

x*x + x*-5 + 1*x + 1*-5
x^2 - 5x + x - 5
x^2 - 4x - 5