SOLUTION: At the nut house a pound of cashews sells for 6.00 per pound and a pound of peanuts sells for 3.00 per pound if you would like to make a 3 pound mixture of each at 4.75 a pound how
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Question 907690: At the nut house a pound of cashews sells for 6.00 per pound and a pound of peanuts sells for 3.00 per pound if you would like to make a 3 pound mixture of each at 4.75 a pound how many pounds of cashews to you need Answer by richwmiller(17219) (Show Source):
You can put this solution on YOUR website! x+y=3,
6*x+3*y=14.25
x=3-y
6*(3-y)+3*y=14.25
18-6y+3*y=14.25
-3*y=-3.75
y=1.25
x=3-y
x=1.75 lb at $6 and y=1.25 lb at $3
check
1.75+1.25=3
6*x+3*y=14.25
6*1.75+3*1.25=14.25
10.5+3.75=14.25
14.25=14.25
ok
