HELP PRETTY PLSS Which function forms a geometric sequence when x = 1, 2, 3, ...?
O fx)= 8x-9

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?