document.write( "Question 459513: How many quarts of a 55% acid solution must be mixed with 8 quarts of a 30% acid solution to produce a 45% acid solution? \n" ); document.write( "
Algebra.Com's Answer #315782 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! .55x+.30(8)=.45(x+8) \n" ); document.write( ".55x+2.4=.45x+3.6 \n" ); document.write( ".1x=1.2 \n" ); document.write( "x=1.2/.1=12 \n" ); document.write( "You need 12 quarts of 55% solution.. \n" ); document.write( " |