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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?

Fatima and Layla are selling fruit for their school. Customers can buy either a box of oranges or a box of peaches. Fatima sold 3 boxes of oranges and 14 boxes of peaches for a total of $203. Layla sold 11 boxes of oranges and 11 boxes of peaches for a total of $220. Find how much a box of oranges and a box of peaches costs.

x = number of boxes of oranges sold
y = number of boxes of peaches sold
x = total money
x = the cost of each box of oranges
y = the cost of each box of peaches
y = number of peaches sold
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