To solve: The system of equations.
Answer to Problem 25CLR
The cost for one adult is $8
Explanation of Solution
Given information: For two adults and one child the cost of the county ticket is $20. The cost of the ticket for one adult and 2 children is $16.
Calculation:
Denote the adults by A and children by C.
Express the above statement in the system of equation as,
Simplify equation (2) and express A in terms of C as follows,
Substitute the value of A from equation (3) in equation (1),
Hence, cost of the ticket for a child is $4.
Substitute the value of C in equation (2) to obtain the cost of the ticket for an adult.
Thus, cost of a ticket for an adult is $8.
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