Answer:
l think that the answer is understand the problem better.
Step-by-step explanation:
Coz I think when you understand your problem better it helps you to solve it better.
Answer:
Plot
and 
Step-by-step explanation:
Given:

Solving for the positive part of the equation:

Solving for the negative part of the equation:

Answer:
105 11/12
Step-by-step explanation:
With mixed numbers you can also write them as functions so 5 11/12 could also be written as 5+11/12.
Once you have rewritten the mixed number it's simply a matter of addition: 100+5+11/12