SOLUTION: two groups are visiting a museum the first group includes four adults and 20 students they paid $82 for their tickets the second group includes six adults and 22 students and they

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: two groups are visiting a museum the first group includes four adults and 20 students they paid $82 for their tickets the second group includes six adults and 22 students and they       Log On


   

Question 1181309: two groups are visiting a museum the first group includes four adults and 20 students they paid $82 for their tickets the second group includes six adults and 22 students and they play $99 for their tickets what is the cost of an adult ticket what is the cost of a student ticket
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
a, price of adult
s, price of student
system%284a%2B20s=82%2C6a%2B22s=99%29

System same as
system%282a%2B10s=41%2C6a%2B22s=99%29

Multiply first equation by 3:
system%286a%2B30s=123%2C6a%2B22s=99%29

E1-E2:
8s=24
highlight%28s=3%29----------student price...