document.write( "Question 801308: how many ounces of a 15% alcohol solution must be mixed with 9 ounces of a 20% alcohol solution to make a 18% alcohol solution \n" ); document.write( "
Algebra.Com's Answer #483512 by mananth(16946)![]() ![]() You can put this solution on YOUR website! --- percent ---------------- Amount \n" ); document.write( "Alcohol Solution I 20 ---------------- 9 ounces \n" ); document.write( "Alcohol solution II 15 ---------------- x ounces \n" ); document.write( "Mixture 18 ---------------- 9 + x ounces \n" ); document.write( " \n" ); document.write( "20 * 9 + 15 x = 18 ( 9 + x ) \n" ); document.write( "180 + 15 x = 162 + 18 x \n" ); document.write( "15 x -18 x = -180 + 162 \n" ); document.write( "-3 x = -18 \n" ); document.write( "/ -3 \n" ); document.write( "x = 6 ounces Alcohol solution II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |