SOLUTION: A pharmacist wishes to mix a solution that is 3% Minoxidil. She has on hand 70 ml of a 1% solution and wishes to add some 5% solution to obtain the desired 3% solution. How much 5%

Question 820474: A pharmacist wishes to mix a solution that is 3% Minoxidil. She has on hand 70 ml of a 1% solution and wishes to add some 5% solution to obtain the desired 3% solution. How much 5% solution should she add?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
1(70) + 5x = 3(70 + x)
70 + 5x = 210 + 3x
2x = 140
x = 70 ml
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