Answer :
let the width be x
so the length is (2x + 5)
and the area is 403 square centimeters
so the equation is
x(2x+5) = 403
=> 2x^2 - 5x - 403 = 0 (just solve this equation and you will get the answer)
so the length is (2x + 5)
and the area is 403 square centimeters
so the equation is
x(2x+5) = 403
=> 2x^2 - 5x - 403 = 0 (just solve this equation and you will get the answer)