You add up all of the sides and the numbers that are there you pretend that they are on the other side and just add all of them up correctly and you will get your answer.
Answer:
Step-by-step explanation:
Meg claimed that absolute value of the number on her card is equals to 8 i.e.
Either she has a card which reads 8 or a card which reads -8 .
Absolute value is the magnitude card number irrespective of sign on it.
Thus there are two possible cards whose absolute value is 8 .
Answer:

Step-by-step explanation:
248
Answer:
1-
2- Im guessing it means for y since i dont see the answer for x there so D
3-A
Step-by-step explanation: