document.write( "Question 724232: please help\r
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document.write( "how much water must be mixed with 8 pints of a solution that is 90% developer to produce a mixture that is 26% developer?
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Algebra.Com's Answer #443679 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! .9*8+X=.26(8+X) \n" ); document.write( ".72+X=2.08+.26X \n" ); document.write( ".72+X-.26X=2.08 \n" ); document.write( ".74X=2.08-.72 \n" ); document.write( ".74X=1.36 \n" ); document.write( "X=1.36/.74 \n" ); document.write( "X=1.84 PINTS OF WATER ARE ADDED. \n" ); document.write( "PROOF: \n" ); document.write( ".9*8+1.84=.26(8+1.84) \n" ); document.write( ".72+1.84=.26*9.84 \n" ); document.write( "2.56=2.56 \n" ); document.write( " |