First we need to add the time she takes warming and the time she takes going to the the gym:

Next, we area going to subtract those 45 minutes from the time the game begins:
We can conclude that she should leaver her house at 6:00 pm if she wants to get in time for her 6:45 pm game.
The slope is -5x.
Explanation:
Rearrange the equation so it’s in y=mx+b format.
y=-5x-2/3
No, 1/8 is smaller because 2/10 is equivalent to 1/5 and 1/5 is larger than 1/8.
Turn them all into decimals so you can clearly see the difference between them
8 1/9 = 8.11
8.117
8.28
163/20 = 8.15
8 1/9, 8.117, 163/20, 8.28 is your answer