Norma and Christina are selling flower bulbs for a school fundraiser. Customers
can buy packages of tulip bulbs and bags of daffodil bulbs. Norma sold 6
packaged of tulip bulbs and 6 bags of daffodil bulb for a total of $162. Christina
sold 5 tulip bulbs and 8 daffodil bulbs for $180. Find the cost of each flower bulb.

solve the system of equations
x=
y=