The answer should be 2/25 or 0.08
-0.9 is the awnser look at my work and check it though (sorry for the bad hand writting
Yes it's quadratic because x which is after y is squared
Answer:
3x+3
x+x+x+1+1+1 could also work but it's not simplified
I'm pretty sure my answers are right so please don't be upset if they aren't