The sequence is a geometric sequence, because there is no common difference between the 4 terms. We would multiply by

to get to the next term, therefore proving it to be a geometric sequence.
Answer:

General Formulas and Concepts:
<u>Pre-Alg</u>
- Order of Operations: BPEMDAS
<u>Alg I</u>
- Slope Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
Point (0, 7)
Point (4, 15)
<u>Step 2: Find slope </u><em><u>m</u></em>
- Substitute:

- Subtract:

- Divide:

Answer:
-8
Step-by-step explanation:
Answer:
Step-by-step explanation:
5(3m + n) = 15m + 5n