What is the explicit equation for this series 25,21,17,13

The explicit rule is:

Step-by-step explanation:

The explicit rule is given by:

The given sequence is 25,21,17,13

d=21-25

d=-4

We plug in the values into the formula to get;

true

step-by-step explanation:

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.