document.write( "Question 318274: How many kilograms of water must be evaporated from 8 kg of a 25% salt solution to produce a 40% salt solution? \n" ); document.write( "
Algebra.Com's Answer #227826 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! 8 kg * 25% = 2 kg salt\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2 / (8-x) = 40%\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2 = 3.2 - .4x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-1.2 = -.4x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3 = x \n" ); document.write( " |