SOLUTION: A store mixes Kenyan coffee worth $10.00 per kilogram and Venezuelan coffee worth $13.00 per kilogram. The mixture is to sell for $12.00 per kilogram. Find how much of each should

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Question 771780: A store mixes Kenyan coffee worth $10.00 per kilogram and Venezuelan coffee worth $13.00 per kilogram. The mixture is to sell for $12.00 per kilogram. Find how much of each should be used to make a 492 kilogram mixture.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
H=13 dollars/kg
L=10 dollars/kg
T=12 dollars/kg
M = 492 kg mixture
u = unknown kg of L priced Kenyan Coffee
v = unknown kg of H priced Venezuelan Coffee

%28Lu%2BHv%29%2FM=T and u%2Bv=492
Solve the system for u and v, and then substitute given values to find values for u and v.