SOLUTION: The Cookie Crumble Company sells two kinds of cookies. Peanut butter are $6.50 per dozen and chocolate chip are $9.00 per dozen. They sold 85 dozen more peanut butter than chocolat

Question 401518: The Cookie Crumble Company sells two kinds of cookies. Peanut butter are $6.50 per dozen and chocolate chip are $9.00 per dozen. They sold 85 dozen more peanut butter than chocolate chip cookies. The total sales for both were $4055.50. How many dozens of each were sold?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = dozens of peanut butter cookies sold
Let = dozens of chocolate chip cookies sold
given:
(1)
(2)
-----------------------
Substitute (1) into (2)

and, from (1)

311 dozen peanut butter cookies were sold
226 dozen chocolate chip cookies were sold
check answer:
(2)

OK
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