SOLUTION: Solve Problem Using Linear Systems 13. One type of granola has 30% nuts, by mass. A second type of granola has 15% nuts. What mass of each type needs to be mixed to make 600 g of

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Solve Problem Using Linear Systems 13. One type of granola has 30% nuts, by mass. A second type of granola has 15% nuts. What mass of each type needs to be mixed to make 600 g of       Log On


   

Question 185840: Solve Problem Using Linear Systems
13. One type of granola has 30% nuts, by mass. A second type of granola has 15% nuts. What mass of each type needs to be mixed to make 600 g of granola that will have 21% nuts?
Can you please help me with this question thank you very much!!!
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Let x be grams of 30% nuts granola
.3x+.15(600-x)=600*.21
.3x+90-.15x=126
.15x=36
x=240g
600-x=360g of 15% nut granola
.
Ed