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A student has some​ $1 and​ $5 bills in his wallet. He has a total of 14 bills that are worth ​50$. How many of each type of bill does he​ have?

 Sep 11, 2020
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x = $1 bills            value = (1)(x) = x

14-x = $ 5 bills      value = 5(14-x)               summed, they equal $ 50

 

x + 5 (14-x) =50    solve for x (the number of $1 bills)   then $5's = 14-x

 Sep 11, 2020
edited by ElectricPavlov  Sep 11, 2020

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