Question

How to solve this algebra2 question.

Answer 1

Evaluate 3i - 15 for i = 2, 3, 4, 5, 6, 7.
Then add all the results.

Here is an example using i = 2:
3(2) - 15 = 6 - 15 = -9

Now do the same for the other values of i.
Then add all the results.

Answer 2

The awnser ism eg actives nine you do then sytem of equations

Answer 3

The awnser is negative nine