Question

Which of the following represents the area of a rectangle whose length is 3x – 5 and whose width is x – 4?



A)3x2 – 17x + 20

B)3x2 + 20

C)3x2 – 20

D)3x2 + 17x + 20

Answer 1

A.

(3x-5)(x-4) FOIL / Expand and you get
3x^2-17x+20

Answer 2

A

Answer 3

Area of a rectangle is width times height.

and then refer to agreene's post