SOLUTION: [ Three times as many children as adults attended a concert on Saturday. An adult ticket cost $7 and a child ticket cost $3. The theater collected a total of $6000.00. How many peo

Question 815550: [ Three times as many children as adults attended a concert on Saturday. An adult ticket cost $7 and a child ticket cost $3. The theater collected a total of $6000.00. How many people bought tickets? ]
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
c = 3a
---
7a + 3c = 6000
7a + 3*3a = 6000
7a + 9a = 6000
16a = 6000
---
a = 375
c = 1125
---
total attendance:
a + c = 1500
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
RELATED QUESTIONS
concert tickets cost $24 an adult, $15 a child, and $12 a senior, If they made $5670... (answered by josmiceli)

There is a ticket value of $176.75. A child's ticket cost $5.50 and an adults ticket cost (answered by brucewill)

Tickets to a concert cost $2 for children, $3 for teenagers and $5 for adults. When 570... (answered by Boreal)

ticket prices Mario's Marionettes donated free tickets for their show to the local Boys... (answered by ankor@dixie-net.com)

adult tickets for a play cost $17 and child tickets cost $7. if there were 32 people at... (answered by Earlsdon)

Assume that movie tickets cost p dollars for adults and q dollars for children. A family... (answered by josgarithmetic)

fair tickets for 2 adults and 3 children cost $34. An adult ticket costs $2 more than a... (answered by Fombitz,ewatrrr)

Mario's Marionettes donated free tickets for their show to the local day care centre.... (answered by ikleyn)

I need help with these two word problems. I can not figure them out. 1. Adult tickets (answered by piyu)