SOLUTION: Jen Butler has been pricing​ Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 80.  Two adults and three children mu
Algebra.Com
Question 1129052: Jen Butler has been pricing Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 80. Two adults and three children must pay $ 57. Find the price of the adult's ticket and the price of a child's ticket.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the price of an adult ticket
Let = the price of a child's ticket
----------------
(1)
(2)
---------------------------
Multiply both sides of (1) by
Multiply both sides of (2) by
Subtract (1) from (2)
(2)
(1)
-----------------------------
and
(2)
(2)
(2)
--------------------
An adult ticket is $12
A child's ticket is $11
---------------------------
check:
(1)
(1)
(1)
OK
RELATED QUESTIONS
Jen Butler has been pricing Speed-Pass train fares for a group trip to New York. (answered by fractalier)
Jen Butler has been pricing Speed-Pass train fares for a group trip to New York.... (answered by rothauserc)
Jen Butler has been pricing Speed-Pass train fares for a group trip to New York.... (answered by jorel555)
Jen Butler has been pricing Speed-Pass train fares for a group trip to New York.... (answered by josgarithmetic)
Jen Butler has been pricing Speed-Pass train fares for a group trip to New York.... (answered by josgarithmetic)
Jen butler has been pricing speed pass train fares for a group trip to new york. Three... (answered by addingup)
helppp
Jen butler has been pricing Speed-Pass train fares for a group trip to New... (answered by Hawksfan)
helppp
Jen butler has been pricing Speed-Pass train fares for a group trip to New... (answered by josh_jordan)
Jen Butler has been pricing speed-pass train fares for a group trip to New York. Three... (answered by josmiceli)