SOLUTION: Jasmine wants to make a 30% alcohol solucions. The has already poured 3 fluid ounces of a 72% alcohol solution into a beaker. How many fluid ounces of a 9% alcohol solution must sh

Algebra ->  Systems-of-equations -> SOLUTION: Jasmine wants to make a 30% alcohol solucions. The has already poured 3 fluid ounces of a 72% alcohol solution into a beaker. How many fluid ounces of a 9% alcohol solution must sh      Log On


   

Question 999239: Jasmine wants to make a 30% alcohol solucions. The has already poured 3 fluid ounces of a 72% alcohol solution into a beaker. How many fluid ounces of a 9% alcohol solution must she add to creat this desired mixture?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
alcohol%2Fmixture=30%2Apercent

v, how much of the 9% alcohol to add

%283%2A72%2Bv%2A9%29%2F%283%2Bv%29=30