SOLUTION: Painter A paints a house in 3 days and Painter B paints a house in 5 days. How long would it take if they painted together? How do I write the equation out? (Pre-Algebra).

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Painter A paints a house in 3 days and Painter B paints a house in 5 days. How long would it take if they painted together? How do I write the equation out? (Pre-Algebra).      Log On


   

Question 853658: Painter A paints a house in 3 days and Painter B paints a house in 5 days. How long would it take if they painted together?
How do I write the equation out? (Pre-Algebra).
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
1/3+1/5=1/x
5/15+3/15=1/x
8/15=1/x
15/8=x