document.write( "Question 247528: How many ounces of a 6% iodine solution needs to be added to 12 ounces of a 10% solution to create a 7% solution? \n" ); document.write( "
Algebra.Com's Answer #180576 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .06x+.10*12=.07(12+x) \n" ); document.write( ".06x+1.2=.84+.07x \n" ); document.write( ".06x-.07x=.84-1.2 \n" ); document.write( "-.01x=-.36 \n" ); document.write( "x=-.36/-.01 \n" ); document.write( "x=36 ounces of 6% iodine is used. \n" ); document.write( "Proof: \n" ); document.write( ".06*36+.10*12=.07(12+36) \n" ); document.write( "2.16+1.2=.07*48 \n" ); document.write( "3.36=3.36 \n" ); document.write( " |