document.write( "Question 911738: A radiator contains 15 quarts of fluid, 10% of which is antifreeze. How much fluid should be drained and replaced with pure antifreeze so that the new mixture is 30% antifreeze? (Round your answer to two decimal places.) \n" ); document.write( "
Algebra.Com's Answer #553311 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 0.1*15-0.1x+1x=0.3(15) \n" ); document.write( "1.5+0.9x=4.5 \n" ); document.write( "0.9x=4.5-1.5 \n" ); document.write( "0.9x=3 \n" ); document.write( "x=3.33333333 \n" ); document.write( "check \n" ); document.write( "0.1*11.6666667+1*3.33333333=0.3(15) \n" ); document.write( "1.16666667+3.33333333=4.5 \n" ); document.write( "4.5=4.5 \n" ); document.write( "ok \n" ); document.write( "codemixrep \n" ); document.write( " \n" ); document.write( " |