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Mathematics 10 Online
OpenStudy (anonymous):

Casey is making a flower arrangement with roses(r) and carnations(c). The cost of each rose is $0.50 and the cost of each carnation is $0.10. The arrangement has a total of 80 flowers and the flower cost was $20. How many of each flower did Casey put in her arrangement?

OpenStudy (anonymous):

First we make an equation

OpenStudy (anonymous):

two equations actuallty

OpenStudy (anonymous):

x+y=80 .50x + .10y =20

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