SOLUTION: This is a solving a system of equations word problem USING MATRICES !! 20,000 tickets were sold to the Green Day concert. Stage level seats cost $105 and higher level seats cost

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: This is a solving a system of equations word problem USING MATRICES !! 20,000 tickets were sold to the Green Day concert. Stage level seats cost $105 and higher level seats cost       Log On


   

Question 1159494: This is a solving a system of equations word problem USING MATRICES !!
20,000 tickets were sold to the Green Day concert. Stage level seats cost $105 and
higher level seats cost $75. If the total money collected from selling tickets was
$1,740,000, how many tickets of each type were sold?
a. Write an equation showing 20,000 tickets were sold.
b. Write an equation showing $1,740,000 in ticket sales.
c. Solve the system of equations to find how many of each type of ticket was
sold.
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
stage level seats = s, higher level seats = h

s + h = 20,000
105s + 75h = 1,740,000

You can use the system of equations solver on this website. I hope this helps you get started.