document.write( "Question 27219: How much pure salt must be added to to 25 grams of a 12% salt solution to make it a 20% solution. I am having a very hard time trying to figure this problem out. Thanks for your help.\r
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document.write( "Dennis \n" );
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Algebra.Com's Answer #14802 by Paul(988)![]() ![]() ![]() You can put this solution on YOUR website! 25(12)=20(x+25) \n" ); document.write( "300=20x+500 \n" ); document.write( "20x=200 \n" ); document.write( "x=10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, about 10grams is needed. \n" ); document.write( "Paul. \n" ); document.write( " |