Answer:
lol same
Step-by-step explanation:
-21 - (-13)
-21 + 13
= -8
The answer B)
Answer:
87
Step-by-step explanation:
First find the perimeter.I got 90.Since they are using 3 feet already, do 90-3.After that you get 87.
Let m and n be any integers so that 2m and 2k are two even numbers.
The product is 2m(2k) = 2(2mk), which is even.