SOLUTION: Paul mixes nuts worth $ 1.40 per pound with oats worth $1.70 per pound to get 12 pounds of trail mix worth $1.60 per pound. How many pounds of nuts and how many pounds of oats d

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Question 1184986: Paul mixes nuts worth $ 1.40 per pound with oats worth $1.70 per pound to get 12
pounds of trail mix worth $1.60 per pound. How many pounds of nuts and how many pounds of oats did he use?

Paul used pounds of nuts and pounds of oats.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
v, how much oats $1.7 per pound
12-v, how much nuts $1.4 per pound

highlight_green%281.7v%2B1.4%2812-v%29=1.6%2A12%29
Simplify and solve....

1.7v%2B1.4%2A12-1.4v=1.6%2A12
%281.7-1.4%29v=1.6%2A12-1.4%2A12
%281.7-1.4%29v=12%281.6-1.4%29
highlight_green%28v=12%28%281.6-1.4%29%2F%281.7-1.4%29%29%29----------evaluate this and also find 12-v.