document.write( "Question 835959: how many quarts of pure antifreeze must be added to 5 quarts of a 10% antifreeze solution to obtain a 50% antifreeze solution? \n" ); document.write( "
Algebra.Com's Answer #503847 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
.1*5+x=.5(5+x)
\n" ); document.write( ".5+x=2.5+.5x
\n" ); document.write( ".5x=2
\n" ); document.write( "x=4
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\n" ); document.write( ".5+4=2.5+2
\n" ); document.write( "4.5=4.5
\n" ); document.write( "ok\r
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