document.write( "Question 276605: how many gallons of 50% antifreeze solution must be mixed with 90 gallons of 30% antifreeze to get a muxture that is 40% antifreeze? \n" ); document.write( "
Algebra.Com's Answer #201617 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
(50%)(x) + (30%)(90) = (40%)(x + 90) ___ percent to decimal\r
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\n" ); document.write( "\n" ); document.write( ".5x + 27 = .4x + 36
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