25-10-2016
Mathematics

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Elliot has a total of 26 books. He has 12 more fiction books than nonfiction books. Let x represent the number of fiction books and y represent the number of nonfiction books

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25-10-2016

x and y are books
x is fiction
y=nonifiction

x+y=36

x=12+y

12+y+y=26
2y+12=26
minus 12
2y=14
divide 2
y=7

sub
x=12+y
x=12+7
x=19

nonfiction=7

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