**Answer:**

122 months or just over 10 years

**Step-by-step explanation:**

**Answer:**

See the attached picture.

**Step-by-step explanation:**

See the attached picture.

**Answer:**

yes

**Step-by-step explanation:**

**Answer:**

#3:8n-4

**Step-by-step explanation:**

combine like terms

3n+n=4n

-7+5=-2

4n-2

multiply that by 2 to get the perimeter, which is 8n-4

**Answer:**

6

**Step-by-step explanation:**

find the greatest common factors of 48+