Question 150850
Let's call the unkown amount, x.
{{{x*(0.06)+2(0.15)=(x+2)(0.12)}}}
Let's multiply both sides by 100 to get rid of decimals.
{{{6x+2(15)=12(x+2)}}}
{{{6x+30=12x+24}}}
{{{6x=6}}}
{{{x=1}}}
1 ounce of the 6% solution is needed.