document.write( "Question 590200: A farmer mixes a 20% fertilizer solution with a 40% fertilizer solution to make 8 quarts of a 33.75% fertilizer solution. How many quarts of each does she use? \n" ); document.write( "
Algebra.Com's Answer #375080 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! A farmer mixes a 20% fertilizer solution with a 40% fertilizer solution to make 8 quarts of a 33.75% fertilizer solution. How many quarts of each does she use? \n" ); document.write( "** \n" ); document.write( "let x=quarts of 20% solution \n" ); document.write( "8-x=quarts of 40% solution \n" ); document.write( ".. \n" ); document.write( "20%x+40%(8-x)=33.75%*8 \n" ); document.write( ".2x+3.2-.4x=2.7 \n" ); document.write( ".2x=.5 \n" ); document.write( "x=2.5 \n" ); document.write( "8-x=5.5 \n" ); document.write( "ans: \n" ); document.write( "quarts of 20% solution used=2.5 \n" ); document.write( "quarts of 40% solution used=5.5 \n" ); document.write( " |