(a) The length of a rectangle is four meters less than twice it's width. If the area of the rectangle is 96 square meters what is the width?

(b) A student has some $1 and $5 bills in his wallet. He has a total of 19 bills and that are worth $55. how many of each type of bill does he have

Guest Sep 3, 2020

#1**+1 **

A l x w = 96

(2w - 4) x w = 96 solve for w

B 1 x + 5(19-x) = 55 solve for x = number of $1 bills then $5 bills = 19-x

ElectricPavlov Sep 3, 2020