SOLUTION: A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 8% vinegar, and the second brand contains 14% vinegar. The chef wants to make 3

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 8% vinegar, and the second brand contains 14% vinegar. The chef wants to make 3      Log On


   

Question 1146784: A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 8%
vinegar, and the second brand contains 14%
vinegar. The chef wants to make 330
milliliters of a dressing that is 9%
vinegar. How much of each brand should she use?
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
L=8
H=14
T=9
M=330
v = unknown volume, ml., of the H%
M-v = unknown vol of the L%

L%28M-v%29%2BHv=TM
-
LM-Lv%2BHv=TM
%28H-L%29v=TM-LM
v=%28TM-LM%29%2F%28H-L%29
highlight%28v=M%28%28T-L%29%2F%28H-L%29%29%29
Substitute and evaluate.