Answer: Choise A and Choise B.
Step-by-step explanation:
Given the following expression:

You can simplify it in order to find equivalent expressions.
Appying the Distributive Property, you get:

So:
1. If you add the like terms, you get this equivalent expression:

2. But if you factor out 3, you get the following equivalent expression:

Therefore, the expression shown in Choice A and Choise B are equivalents to the expression 
The area is 36 and the perimeter is 26
Answer:
0.9
Step-by-step explanation:
Answer:
11 and 13
Step-by-step explanation:
24÷2=12
2÷2=1
12-1=11
12+1=13
13-11=2
13+11=24