document.write( "Question 1009283: I pharmacists 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 had \n" ); document.write( "
Algebra.Com's Answer #624772 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call the amount added, x. The set up looks like this \n" ); document.write( "70(.01) + x(.05) = (70+x)(.03) \n" ); document.write( ".7 + .05x = 2.1 + .03x \n" ); document.write( "-1.4 = -.02x \n" ); document.write( "x = 1.4 / .02 = 70 mL \n" ); document.write( "Makes sense too... \n" ); document.write( " |