Answer:
Ya Motha
Step-by-step explanation:
#1:(A)
#2:(E)
#3:(C)
Hope it helps!
Answer:

Step-by-step explanation:
First distribute the -4 to the 2b and -3b. This leaves you with 
Now you can distribute the 12b to b and +4. This leaves you with 
Now you can combine your like terms leaving you with
.
The best way I can explain the elimination method is, it's a method where you either add or subtract equations in order to get rid of a variable.