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Mathematics 9 Online
OpenStudy (anonymous):

Sarah has a total of 52 DVDs and CDs. If the number of CDs is two more than four times the number of DVDs, how many CDs does she have?

OpenStudy (anonymous):

you'll have to solve the system: C + D = 52 C = 4D+2 where C is the number of cd, D is the number of dvd she has. can you solve from here?

OpenStudy (anonymous):

@dpaInc :/ Not really.

OpenStudy (anonymous):

Sarah owns 42 CDs and 10 DVDs

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