Problema Solution
Jen Butler has been pricing Speed-Pass train fares for a group trip to New YOrk. Three adults and four children must pay $124. Two adults and three children must $88. Find the price of the adults ticket and the price of a child's ticket.
Answer provided by our tutors
let
a = the price of adult's ticket
c = the price of child's ticket
Three adults and four children must pay $124
3a + 4c = 124
Two adults and three children must $88
2a + 3c = 88
by solving the system of equations
3a + 4c = 124
2a + 3c = 88
we find
a = $20
c = $16
click here to see the step by step solution of the system of equations
the price of the adult's ticket is $20.
the price of the child's ticket is $16.