Melanie can paint a certain barn by herself in x days. Her helper Melissa can paint the same barn by herself in 2x days. Write a rational expression for the fraction of the barn that they complete in one day by working together. Evaluate the expression for x=5© BrainMass Inc. brainmass.com October 9, 2019, 8:10 pm ad1c9bdddf
A 'together and alone' word problem is solved.