ANSWER ASAP PLEASE An airplane takes 9 hours to travel a distance of 7128 kilometers against the wind. The return trip takes 8 hours with the wind. What is the rate of the plane in still air and what is the rate of the wind?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

What is 74 round to the nearest ten

Can anyone me get through my algebra 2 class? the only class i need to graduate..