A store sold 30 sweatshirts. White ones cost $10.95 and yellow ones cost $13.50. If $356.55 worth of sweatshirts were sold, how many of each were sold

Question

Mathematics

Andrew Parsons

4 June, 16:12

A store sold 30 sweatshirts. White ones cost $10.95 and yellow ones cost $13.50. If $356.55 worth of sweatshirts were sold, how many of each were sold

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Answers (1)

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Brooklynn Osborn · Answer 1

The store sold 19 white shirts and 11 yellow shirts.

x+y=30

10.95x+13.5y=356.55

x=30-y

Substitute x

10.95 (30-y) + 13.5y=356.55

x=19

19+y=30

Subtract 19

y=11