Answer:
False
True
False
False
Step-by-step explanation:
1. We have to get the sum as follows :

= 
= 
= 
= 
So, this is false.
2. We have to get the sum as follows :

= 
= 
= 
= 
So, this is true.
3. We have to get the difference as follows :

= 
= 
= 
= 
So, this is false.
4. We have to get the difference as follows :

= 
= 
= 
= 
So, this is also false. (Answer)
Answer:
woods are 81 acres, grass 563 acres
Step-by-step explanation:
Well it will be a simple as grid algebra
3(2+12)+12x5
Answer: z _> -10
Step-by-step explanation:
Sorry but, question is not completely seen