Which expression can be used to find the difference of the polynomials?
(10m - 6) - (7m - 4)

Can someone show me the steps to solve the problem?

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Solve the triangle. a = 21°, c = 105°, c = 5