document.write( "Question 404830: how many gallons of a 3% salt solution must be mixed
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document.write( "with 50 gallons of a 7% solution to obtain 5% solution?\r
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document.write( "please help me out? Thanks \n" );
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Algebra.Com's Answer #286177 by zaibi(4)![]() ![]() You can put this solution on YOUR website! 3%x+7%50=5%y -----1 \n" ); document.write( "x+50=y -----------2 \n" ); document.write( "=> x=50 gallons \n" ); document.write( "and y=100 gallons \n" ); document.write( " \n" ); document.write( " |