SOLUTION: Please help, thank you. Kyle works at a donut​ factory, where a​ 10-oz cup of coffee costs 95¢​, a​ 14-oz cup costs​ $1.15, and a​ 20-oz cup

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Question 1110484: Please help, thank you.
Kyle works at a donut​ factory, where a​ 10-oz cup of coffee costs 95¢​, a​ 14-oz cup costs​ $1.15, and a​ 20-oz cup costs​ $1.50. During one busy​ period, Kyle served 27 cups of​ coffee, using 424 ounces of​ coffee, while collecting a total of ​$34.00. How many cups of each size did Kyle​ fill? Kyle filled
​__10-oz cup(s),
​__14-oz cup(s), and
​__20-oz cup(s)
Answer by josgarithmetic(39616)   (Show Source): You can put this solution on YOUR website!
x of the small
y of the medium
z of the large







Subtract 2 times this second equation from the third equation:


You can use the last system to find y and x.

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