For the followingproblem, complete the table to the right. Then solve the problem using a system of equations.

A person wishes to mix coffee worth $12 per lb with coffee worth $6 per lb to get 120 lb of a mixture worth $8 per lb. How many pounds of the $12 and the $6 coffees will beneeded?

Complete the table

# of pounds Dollars per pound Cost (in Dollars)

X 12 ?

y ?? ?

120 ?? ?