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The cost in dollars to print n books is 500 + 10n. How many books are printed for a cost of $15 000?
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The cost in dollars to print n books is 500 + 10n.

How many books are printed for a cost of $15 000?

User Harsha Venkataramu
by
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500+10n=15.000 \\ \\ 500-500+10n =15.000-500 \\ \\ 10n=14.500 \\ \\ n= (14.500)/(10) \\ \\ \boxed{n=1.450}
User Sergtk
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2 votes
500 + 10n = 15,000

Subtract 500 from each side:

10n = 14,500

Divide each side by 10 :

n = 1,450 books
User Alexsander Akers
by
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The cost in dollars to print n books is 500+10n. how many books are printed for a cost of $15000?
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