Question

The length of a rectangle is 3 cm less than twice the width. If the area of the

rectangle is 54 cm², what is the width of the rectangle?
54 cm?
- 2W-3-
03 cm
O 6 am
O9 cm
18 cm

Answer 1

x=width

x(2x-3) =54

=> 2x^2-3x-54=0

=> x = 6 ( x = -4.5 not valid)

(length = 2x-3 =9)