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document.write( "A pharmacist has a 30% and 80% iodine solutions on hand. How many liters of each iodine dilution will be required to produce 8 liters of a 50% iodine mixture? \n" );
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Algebra.Com's Answer #449515 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! .80X+.30(8-X)=.50*8 \n" ); document.write( ".80X+.24-.30X=4 \n" ); document.write( ".50X=40-.24 \n" ); document.write( ".50X=.16 \n" ); document.write( "X=.16/.5 \n" ); document.write( "X=3.2 LITERS ANS. FOR THE 80% SOLUTION IS USED. \n" ); document.write( "PROOF: \n" ); document.write( ".80*3.2+.30(8-3.2)=.50*8 \n" ); document.write( "2.56+.30*4.8=4 \n" ); document.write( "2.56+1.44=4 \n" ); document.write( "4=4 \n" ); document.write( " |