COMPLETE SOLUTION: Create a system of linear equations. Then, solve the system using Cramer’s rule. A concert audience of 400 people consists of adults, students, and children. The ticket prices are $40 for adults, $20 dollars for students, and $10 for children. The total amount of money taken is $10600. The number of children tickets sold is in 200 less than the number of adult and student tickets in total. How many adults, students and children are in attendance?
COMPLETE SOLUTION: Create a system of linear equations. Then, solve the system using Cramer’s rule. A concert audience of 400 people consists of adults, students, and children. The ticket prices are $40 for adults, $20 dollars for students, and $10 for children. The total amount of money taken is $10600. The number of children tickets sold is in 200 less than the number of adult and student tickets in total. How many adults, students and children are in attendance?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.1: Systems Of Linear Equations
Problem 84E: Use the system of three equations in three variables to solve each problem. Investment income A...
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COMPLETE SOLUTION:
Create a system of linear equations. Then, solve the system using Cramer’s rule.
A concert audience of 400 people consists of adults, students, and children. The ticket prices are $40 for adults, $20 dollars for students, and $10 for children. The total amount of money taken is $10600. The number of children tickets sold is in 200 less than the number of adult and student tickets in total. How many adults, students and children are in attendance?
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