Answer:
0.95
(Don't have paper, because I accidentally threw away paper )
Answer:

Step-by-step explanation:
The formula of an area of a rectangle:

l - length
w - width
We have

Substitute:
<em>divide both sides by 15</em>

The formula of a perimeter of a rectangle:

Substitute:

Do you have notes that you could share with me? Then maybe I could manage to help out more
Answer: 136 is your answer
Step-by-step explanation:
Answer:
12f-5f²+6f+10f²= 10f²-5f²+12f+6f=5f²+18f