A mountainer climbed 1000' at a rate of X feet per hour. He climbed in additional 5000' at a different rate. This rate was 10' per hour less than twice the 1st rate. Which expression represents the number of hours to mountainer climbed?

A mountainer climbed 1000 at a rate of X feet per hour He climbed in additional 5000 at a different rate This rate was 10 per hour less than twice the 1st rate class=
Q&A Education