document.write( "Question 441057: How many gallons of a 40% alcohol solution must be mixed with 30 gallons of a 25% solution to obtain
\n" ); document.write( "a solution that is 30% alcohol?
\n" ); document.write( "

Algebra.Com's Answer #306191 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
.40x+30*.25=.30(x+30)
\n" ); document.write( ".4x+7.5=.3x+9
\n" ); document.write( ".1x=2.5
\n" ); document.write( "x=2.5/.1=25 gallons..
\n" ); document.write( "
\n" );