Tickets to the museum cost $18 for adults and $12 for children. a group of 20 people went to the museum, and the tickets cost $324. the system of equations models this situation, where x is the number of adults and y is the number of children.
x+y=20
18x+12y=324
how many adults and how many children were in the group?
a.
8 adults and 12 children
b.
10 adults and 10 children
c.
12 adults and 8 children
d.
14 adults and 6 children