document.write( "Question 370153: Melanie can paint a certain barn by herself in X days.
\n" ); document.write( "Her helper Melissa can paint the same barn by herself in 2x days.
\n" ); document.write( "Write a rational expression for the fraction of the barn,
\n" ); document.write( "that they complete in one day by working together. Evaluation the
\n" ); document.write( "expression for X=5.. Can you help me?
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Algebra.Com's Answer #263798 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


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document.write( "Hi,
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document.write( "Melanie can paint a certain barn by herself in X days. Milissa in 2x days.
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document.write( "the fractional part of the barn,that they complete in one day by working together. 
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document.write( "1/x + 1/2x 
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document.write( "x = 5
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document.write( "1/5 + 1/10 = 2/10 + 1/10 = 3/10 of the barn can be painted in one day working together.  
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document.write( "(3 1/10 days to finish it) \n" );
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