SOLUTION: how many pounds of coffee worth $1.44 a pound should be mixed with 20 pounds worth $1.80 a pound to produce a mixture worth $1.56 a pound?

Question 721917: how many pounds of coffee worth $1.44 a pound should be mixed with 20 pounds worth $1.80 a pound to produce a mixture worth $1.56 a pound?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
how many pounds of coffee worth $1.44 a pound should be mixed with 20 pounds worth $1.80 a pound to produce a mixture worth $1.56 a pound?
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let x=amt of coffee to be mixed
1.44x+1.80*20=1.56(20+x)
1.44x+36=31.20+1.56x
.12x=4.8
x=40
amt of coffee to be mixed=40 lbs
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