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A library contains 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 non-fiction and fiction books.
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A library contains 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 non-fiction and fiction books.

User Akolade Adesanmi
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x = fiction books

3x = nonfiction books

x + 3x = 2000

After you solve for x, (which is the number of fiction books), you can plug its value into the equation for nonfiction books (3x) and that will give you the number of non fiction books.
User Amma
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