document.write( "Question 1060804: how many gallons of 40% salt solution must be mixed with 8 gallons of a 10% solution to make a 30% mixture solution? \n" ); document.write( "
Algebra.Com's Answer #675645 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
40% salt solution is a suspiciously unrealistic concentration, but here is working with just the algebra, ignoring that:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "x, how many gallons of the \"40% salt solution\" to add\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "EQUATION TO BEGIN:
\n" ); document.write( "\"%2840x%2B10%2A8%29%2F%28x%2B8%29=30\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"40x%2B10%2A8=30%28x%2B8%29\"\r
\n" ); document.write( "\n" ); document.write( "\"4x%2B8=3%28x%2B8%29\"\r
\n" ); document.write( "\n" ); document.write( "\"4x%2B8=3x%2B24\"\r
\n" ); document.write( "\n" ); document.write( "\"x%2B8=24\"\r
\n" ); document.write( "\n" ); document.write( "\"x=16\"
\n" ); document.write( "
\n" );