A submarine travels 12 km due West from its base and then turns and travels due South for 14.8 km. How far away is the submarine from its base? .

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.