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Mathematics, 23.07.2019 00:30 adelawilliams60

  sandra sells necklaces at a school craft fair. she uses the equation p= 7.5n - (2.25n + 15) to determine her total profit at the fair. based on this equation, how much does she charge for each necklace? a. $2.25b. $7.50c. $15.00d. $17.25this question has been posted with i am not in understanding. would someone mind explaining why the answer is $7.50? why wouldn't it be $2.25?

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  sandra sells necklaces at a school craft fair. she uses the equation p= 7.5n - (2.25n + 15) t...
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