Sam can do a job in x hours. Denise can do the same job in x+2 hours. How long will it take Sam and Denise to do the job together? (Express answer in terms of x)
My work: 1/x=1/x+(1/(x+2))
..but where do I go from there?
Sam can do a job in x hours. Denise can do the same job in x+2 hours. How long will it take Sam and Denise to do the job together? (Express answer in terms of x)
My work: 1/x=1/x+(1/(x+2))
..but where do I go from there?