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G8 - 4.5 Applications of Systems
4.5 Applications of Systems

What variables would you use to solve the following situation?

Abe and Bree are selling cookies for a school. Customers can buy chocolate chip cookies and lemon cookies. Abe sold 6 chocolate chip cookies and 4 lemon cookies for a total of $80. Bree sold 5 chocolate chip cookies and 1 lemon cookie for a total of $55. Find the cost of each type of cookie.

x = number of chocolate cookies sold
y = number of lemon cookies sold
x = total money
y = number of cookies sold
x = the cost of each chocolate chip cookie
y = the cost of each lemon cookie
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