document.write( "Question 594542: A scientist mixes 200 mL of a solution that is 4% salt by weight with 300 mL of a solution that is 8% salt by weight. What percent salt is the resulting solution? \n" ); document.write( "
Algebra.Com's Answer #376778 by richwmiller(17219)\"\" \"About 
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.04*200+.08*300=500*x
\n" ); document.write( "x=.064=6.4%
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