Answer:
It's 5
Step-by-step explanation:
5
|-5| means that you have to find the absolute value, -5 and 5 are 10 units away from each other on the number line. They are also opposites and when added, result in a zero pair.
4 hours
Each hour: 145.60/7 = 20.80
83.20/20.80 = 4
the answer to this is nine
