Jen Butler has been pricing Speed-Pass train fares for a group trip to New YOrk. Three adults and four children must pay $132.Tw o adults and three children must $94. Find the price of the adults ticket and the price of a child's ticket.
1 answer:
A: adults C: children 3A+4C = $132 2A+3C= $94 2A+3C=$94 2A+3C-3C= 94-3C 2A= 94-3C 2A/2= (94-3C)/2 A= 94/2-3C/2 so, 3(47-3C/2)+4C=$132 C=$18 price of the children ticket and by using 2A+3C=$94, C=18 2A+3*18=94 2A=40 ..... A=$20 price of the adults ticket Good luck
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