document.write( "Question 981444: You have 80 ml of a 85% alcohol solution. How many mls of a 15% solution must be added to make a 40% solution? \n" ); document.write( "
Algebra.Com's Answer #602426 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Let x=ml of 15% solution \n" ); document.write( ". \n" ); document.write( "(0.85)(80ml)+(0.15)x=(0.40)(x+80ml) \n" ); document.write( "68ml+0.15x=0.40x+32ml Subtract 32 ml from each side. \n" ); document.write( "36ml+0.15x=0.40x Subtract 0.15x from each side. \n" ); document.write( "36ml=0.25x Multiply each side by 4. \n" ); document.write( "144ml=x \n" ); document.write( " |