SOLUTION: A student needs to purchase supplies that are needed for a particular class. Since he is a student of the local area college store A offers a 10% discount on every dollar spent and
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Question 627039: A student needs to purchase supplies that are needed for a particular class. Since he is a student of the local area college store A offers a 10% discount on every dollar spent and store B offers a 20% discount on every dollar after the initial purchase of $50.The supplies that he is needing to purchase is a graphing computer program, scientific calculator, protractor, compass, ink pens, pencils, markers, and graphing paper.The retail total of the supplies are $187. Which store offers the greater savings for the student?This needs to be put into an algebraic form. I am stumped on the algebraic form.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
At the place that gives him a 10% across the board discount, he is paying 90% of the total bill. At the other place he is paying $50 plus 80% of the total bill minus $50
Let 
represent the total cost of the required supplies. Then the first store is going to charge him
and the second store is going to charge him
)
For the given situation, plug in $187 for and then do the arithmetic. The smaller result is the better deal.
John
My calculator said it, I believe it, that settles it
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