SOLUTION: Mix a solution that is 40% alcohol with a solution that is 10% alcohol to make 225 mL of a solution that is 20% alcohol. How much of each solution should you use?

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: Mix a solution that is 40% alcohol with a solution that is 10% alcohol to make 225 mL of a solution that is 20% alcohol. How much of each solution should you use?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 438988: Mix a solution that is 40% alcohol with a solution that is 10% alcohol to make 225 mL of a solution that is 20% alcohol. How much of each solution should you use?
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=225
x=225-y
.4x+.1y=225*.2
.4(225-y)+.1y=225*.2
solve for y
then for x