The perimeter is twice the sum of the length and the width:

The area is the product of the dimensions:

So, the system is

Answer:
-6.3
Step-by-step explanation:
7/10 X -9/1 = -63/10 = -6.3
If there are 24 hours a day, he hangs out 8 hours a day since 24-8-8=16
All activities are eqyal to 8/24, which simplifies to 1/3.
1/3 as a percent is 33.33...%
He should include 33.33..% three times in his circle graph.
If from the negative to the positive side, count how many dots are in between and add together. So it is 6 units apart or 6 dots apart.