document.write( "Question 1098169: Hello, can you help me solve this problem? Please?\r
\n" ); document.write( "\n" ); document.write( "Allan and Andrew can paint a room in 3hrs. It takes Allan 7 hrs to do this alone. Without Allan, how long will it take Andrew to paint the same room?\r
\n" ); document.write( "\n" ); document.write( "Thank you
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Algebra.Com's Answer #712576 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"1%2Fx%2B1%2F7=1%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "\"1%2Fx=1%2F3-1%2F7\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2Fx=7%2F21-3%2F21=4%2F21\"\r
\n" ); document.write( "\n" ); document.write( "\"x=21%2F4\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=5%261%2F4%29\"
\n" ); document.write( "5 hours 15 minutes
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