SOLUTION: 9lbs of mixed nuts containing 55% peanuts were mixed with 6lbs of another kind of mixed nuts that contain 40% peanuts. What percent of the new mixture is peanuts?

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Question 189293: 9lbs of mixed nuts containing 55% peanuts were mixed with 6lbs of another kind of mixed nuts that contain 40% peanuts. What percent of the new mixture is peanuts?
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
.55*9+.40*6=15x
4.95+2.4=15x
7.35=15x
x=7.35/15
x=.49 or 49% of the new mix is peanuts.