document.write( "Question 961285: Hello, can you please answer it and show me step by step how to do it? Than you. \r
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document.write( "Fred mixed 9 ml of a salt solution with 12 ml of a 47% salt solution, to make a 41% salt solution. Find the percent salt concentration of the first solution. \n" );
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Algebra.Com's Answer #587454 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Fred mixed 9 ml of a salt solution with 12 ml of a 47% salt solution, to make a 41% salt solution. Find the percent salt concentration of the first solution. \n" ); document.write( "------------ \n" ); document.write( "Equation: \n" ); document.write( "salt + salt = salt \n" ); document.write( "(x/100)*9 + 0.47*12 = 0.41(9+12) \n" ); document.write( "------ \n" ); document.write( "9x = 41*9 +41*12 - 47*12 \n" ); document.write( "9x = 41*9 - 6*12 \n" ); document.write( "9x = 297 \n" ); document.write( "x = 33% (percent salt in the first solution) \n" ); document.write( "--------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |