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19 September, 19:42

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

+1
Answers (1)
  1. 19 September, 21:05
    0
    x=width

    x (2x-3) = 54

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

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

    (length = 2x-3 = 9)
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