An arithmetic sequence has a common difference of 5 and the 3rd term is 15. What is the 5th term? Please Help Me Its due today and ive been trying to figure it out since 3:31

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.