hzika320 hzika320

06-10-2018
Mathematics

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Jen Butler has beepricing Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 108. Two adults and three children must pay $ 77. Find the price of the adult's ticket and the price of a child's ticket

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Аноним Аноним

07-10-2018

3x + 4y = 108

2x + 3y = 77

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answer:

x= adult = $16

y= child = $15

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