Answer:
Yes.
Step-by-step explanation:
Just like normal algebra, you factor our the common factor, in this case, 5.
Thus,

-x^2 + 9 - 3x^2 - 11x + 4
-4x^2 - 11x + 13
Um, there are no choices, so I'll just tell you were it'd be located
Since 0.2 isn't yet 1, but its value is more than 0, it would be located in the middle of 1 and 0.
Answer:
Physics.
So, distance is speed times time:
10*2
= 20 km
He is very fit btw.