document.write( "Question 95886: A solution of turpentine and alcohol contains 15 ounces of turpentine and 45 ounces of alcohol. How much pure turpentine must be added to produce a solution that is 75 percent turpentine? \n" ); document.write( "
Algebra.Com's Answer #69846 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! (15/45)*60+x=.75(60+x) \n" ); document.write( "1/3*60+x=45+.75x \n" ); document.write( "20+x=45+.75x \n" ); document.write( "x-.75x=45-20 \n" ); document.write( ".25x=25 \n" ); document.write( "x=25/.25 \n" ); document.write( "x=100 ounces of pure turpentine needs to be added for a 75% solution.proof \n" ); document.write( "20+100=45+(.75*100) \n" ); document.write( "120=45+75 \n" ); document.write( "120=120 \n" ); document.write( " |