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At Lincoln Library there are two ways to pay for copying. You can pay 18 cents a copy, or you can buy a plastic card for $6 and then pay 8 cents a copy. Let x be the number of copies you make. Write an equation for your costs for each way of paying. (Express C(x) in dollars.) without card C(x) = with card C(x) = (a) How many copies do you need to make before buying the plastic card is the same as cash? copies (b) If you wish to make 70 copies, which way of paying has the least cost? Othey are the same O cannot be determined with card without card TILE ANOTHER Additional Materials eBook

At Lincoln Library there are two ways to pay for copying. You can pay 18 cents a copy, or you can buy a plastic card for $6 and then pay 8 cents a copy. Let x be the number of copies you make. Write an equation for your costs for each way of paying. (Express C(x) in dollars.) without card C(x) = with card C(x) = (a) How many copies do you need to make before buying the plastic card is the same as cash? copies (b) If you wish to make 70 copies, which way of paying has the least cost? Othey are the same O cannot be determined with card without card TILE ANOTHER Additional Materials eBook

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
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ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
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At Lincoln Library there are two ways to pay for copying. You can pay 18 cents a copy, or you can buy a plastic card for $8 and then pay 8 cents a copy. Let x be the number of copies you make. Write an equation for your costs for each way of paying. (Express C(x) in dollars.) without card C(x) = with card C(x) = (a) How many copies do you need to make before buying the plastic card is the same as cash? copies (b) If you wish to make 70 copies, which way of paying has the least cost? O they are the same cannot be determined with card without card Additional Materials TILE ANOTHER eBook
Transcribed Image Text:At Lincoln Library there are two ways to pay for copying. You can pay 18 cents a copy, or you can buy a plastic card for $8 and then pay 8 cents a copy. Let x be the number of copies you make. Write an equation for your costs for each way of paying. (Express C(x) in dollars.) without card C(x) = with card C(x) = (a) How many copies do you need to make before buying the plastic card is the same as cash? copies (b) If you wish to make 70 copies, which way of paying has the least cost? O they are the same cannot be determined with card without card Additional Materials TILE ANOTHER eBook
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