SOLUTION: Please help me solve this word problem: CDS are on sale $5 each and you have a gift card worth $200. Write an expression for the amount of money left on the gift card after pu

Question 807974: Please help me solve this word problem:

CDS are on sale $5 each and you have a gift card worth $200. Write an expression for the amount of money left on the gift card after purchasing n CDS. Evaluate the expression to find the amount of money left after purchasing 10 CDS

Thanks
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Amount of money remaining would be 200 dollars MINUS n*5 dollars.
This is {n CDS * 5 dollars/CDS}, or putting together the numbers separately from the units, .

The formula for amount remaining on the gift card is then .

The second question only needs let n=10 and compute R(10).
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