SOLUTION: Mary wants to make 6 ml of a 46% saline solution by mixing together a 6% saline solution and a 86% saline solution. How much of each solution must she use?

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Question 1064886: Mary wants to make 6 ml of a 46% saline solution by mixing together a 6% saline solution and a 86% saline solution. How much of each solution must she use?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
This cannot be done. There is no such "86%" saline. There is no "46%" saline. If you wish to ignore this and just do the arithmetic, then it can be handled like so:

x, how much volume of the 6%
6-x, how much of the 86%

%286x%2B86%286-x%29%29%2F6=46

Solve for x and evaluate 6-x.