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the admission charge for a family at a museum is $7.50 for the first person and $4.25 for each additional member of the family. how many people are in a family if the total charge was 28.75?
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the admission charge for a family at a museum is $7.50 for the first person and $4.25 for each additional member of the family. how many people are in a family if the total charge was 28.75?

User Beta Carotin
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7.50 + 4.25x = 28.75

subtract 7.50 from both sides

4.25x = 21.25

divide each side by 4.25

x = 5

answer: there are 5 people in the family
User Nadia Hansen
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