document.write( "Question 251728: 9 gal of sugar solution was mixed with 6 gal of a 90% sugar solution to make 84%
\n" ); document.write( "sugar solutuin. Find a percent concentration of the first solution.
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Algebra.Com's Answer #183426 by edjones(8007)\"\" \"About 
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9 * x=9x
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\n" ); document.write( "9x+5.4=15*.84
\n" ); document.write( "9x+5.4=12.6
\n" ); document.write( "9x=7.2
\n" ); document.write( "x=.8=80% concentration of the 1st solution.
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