Question 464598
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi,
Let x represent the amount of 15% solution
Adding together to form 17% slution
{{{highlight( .15x + .20*4) = .17(4+x)}}}
          .03*4 = .02x
            .12/.02 = x
                x = 6 oz