Question 1012331
Find the price of each nut.


The almonds were 3 dollars per pound.


The cashews price was {{{3*1.7=5.10}}} dollars per pound.


Almonds:  9 pounds, 3$/pound
Cashews:  x pounds, 5.1$/pound
Mixture:  x+9 pounds, 4$/pound


{{{(9*3+5.1x)/(x+9)=4}}}-----You first want to know how much cashews used before answering the question about the percents.