Answer:
1.-4-8=-12
2.3+4-5=2
3.-13
4.8+12=20
5.5-9=-4
Step-by-step explanation:
If - and + are together, it turns to -
+ and - together, it turns to -
+ and + together, it turns to +
- and - together, it turns to +
Example :1+(-6)=1-6
2-(-3)=2+3
Get it?
The |-2| is an absolute value, meaning what matter the number inside the |... |, it becomes a positive integer.
Example:|-3|=3
|89|=89
|2-5|=|-3|=3
