# SOLUTION: Barn Painting. 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 fract

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> SOLUTION: Barn Painting. 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 fract      Log On

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 Question 146752: Barn Painting. 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 for 1 day by working together. Evaluate the expression for x = 5.Answer by edjones(7569)   (Show Source): You can put this solution on YOUR website!1/x + 1/2x =(2+1)/2x LCD=2x =3/2x of the barn painted in 1 day working together. . x=5 3/10 of the barn painted in 1 day working together. . Ed