SOLUTION: How much coffee worth $12 per pound should be mixed with coffee worth $8 per pound to produce 50 pounds of a coffee blend worth $8.80 per pound?

Algebra ->  Algebra  -> Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: How much coffee worth $12 per pound should be mixed with coffee worth $8 per pound to produce 50 pounds of a coffee blend worth $8.80 per pound?      Log On

Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo .
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 100316: How much coffee worth $12 per pound should be mixed with coffee worth $8 per pound to produce 50 pounds of a coffee blend worth $8.80 per pound?
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
12X+8(50-X)=8.8*50
12X+400-8X=440
4X=440-400
4X=40
X=40/4
X=10 POUNDS OF $12 COFFEE.
50-10=40 POUNDS OF $8 COFFEE.
PROOF
12*10+8*40=8.8*50
120+320=440
440=440