SOLUTION: (1 point) A business shipped 116 packages one day. Customers are charged $4.50 for each standard-delivery package and $7.50 for each express-delivery package. Total shipping char

Question 1049405: (1 point) A business shipped 116 packages one day. Customers are charged $4.50 for each standard-delivery package and $7.50 for each express-delivery package. Total shipping charges for the day were $600.00 . How many of each kind of package were shipped?
Standard-Delivery Packages:
Express-Delivery Packages:

Answer by jorel555(1290) (Show Source): You can put this solution on YOUR website!
Let n be the number of express-delivery packages shipped. Then:
7.5n+4.5(116-n)=600
75n+45(116-n)=6000
75n-45n+5220=6000
30n=780
n=26 packages sent express-delivery
116-n=90 packages sent standard-delivery. ☺☺☺☺
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