SOLUTION: A merchant mixed 10 lb of cinnamon tea with 5 lb of spice tea. The 15-pound mixture cost $40.A second mixture included 12 lb of cinnamon tea and 8 lb of the spice tea. The 20-pound

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: A merchant mixed 10 lb of cinnamon tea with 5 lb of spice tea. The 15-pound mixture cost $40.A second mixture included 12 lb of cinnamon tea and 8 lb of the spice tea. The 20-pound      Log On

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Question 943847: A merchant mixed 10 lb of cinnamon tea with 5 lb of spice tea. The 15-pound mixture cost $40.A second mixture included 12 lb of cinnamon tea and 8 lb of the spice tea. The 20-pound mixture cost $54. Find the cost per pound of the cinnamon tea and of the spice tea.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
c and s, the prices for cinnamon tea and spice tea

ACCOUNT FOR EACH SEPARATE PURCHASE

system%2810c%2B5s=40%2C12c%2B8s=54%29

Simplify the system
system%282c%2Bs=20%2C6c%2B4s=27%29
continue...