thatcooldude3662 thatcooldude3662
  • 23-01-2018
  • Mathematics
contestada

A libary has 2000 books. there are 3 times as many non fiction books as fiction books. write and solve a system of equations to determine the number of nonfiction and fiction books.

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emdinh96oreat3
emdinh96oreat3 emdinh96oreat3
  • 27-01-2018
a: number of nonfiction books 
b: number of fiction books
a+b=2000
a=3b
b=500
a=1500
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