Factor the common factor out of each expression.

-21a + 35

You can model the population of a certain city between 1955-2000 by the radical function p(x)=55,000 sqrt x-1945. using this model, in which year was the population of that city 220,000

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

If g^-1(x) is the inverse of g (x) which statement must be true