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Brian has DVDs and CDs. The number of CDs he has can be modelled with the formula C = 2D + 11, where C represents the number of CDs and D represents the number DVDs. If he has 4…

Brian has DVDs and CDs. The number of CDs he has can be modelled with the formula C = 2D + 11, where C represents the number of CDs and D represents the number DVDs. If he has 4…
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3 votes
Brian has DVDs and CDs. The number of CDs he has can be modelled with the formula C = 2D + 11, where C represents the number of CDs and D represents the number DVDs. If he has 41 CDs, how many DVDs does he have?​

asked
User Olivictor
by
8.0k points

1 Answer

3 votes

Answer: 15 DVDs

Explanation:

C = 2D + 11

41 = 2D + 11

2D = 30

D = 15 DVDs

answered
User Alexl
by
8.6k points
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