karennnnmartine karennnnmartine

07-11-2014
Mathematics

contestada

there are 12 more history books than science books. write an expression for the total number of books.

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Geekhawk Geekhawk

07-11-2014

x=x+12
"x" is the number of science books and "x+12" is the number of science books plus the additional history books.

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giftdom giftdom

07-11-2014

x=science books so
y+12 is the expression

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