Theater charges $4 for children, $6 for Adults & $5 for senior citizens. A group of 14 people go to the movies. there are equal number of children and senior citizens. the total cost was $66. X = children, y = adults, Z= seniors citizen
write system of linear equations in 3 variables to findthenumberof people in each age group

Question

Theater charges $4 for children, $6 for Adults & $5 for senior citizens.  A group of 14 people go to the movies.  there are equal number of children and senior citizens.  the total cost was $66.  X = children, y = adults, Z= seniors citizen
write system of linear equations in 3 variables to findthenumberof people in each age group

anonymous · Answer

do you have an idea of where to start?

anonymous · Answer

have to make 3 equations...have two
x+y+z=14  (number of people)
4x+6y+5z= 66  total cost

IF can figure out 3rd equation then can solve by elimination