Answer:
D. 28
Step-by-step explanation:

Y^9-y^3 can also be written as y^9-y^3=x
so it is also equivalent to x+y^3=y^9
and x-y^9=-y^3
Answer:
6
out of the total donuts (90), Ryan ate 12 cream filled donuts. 45 is half of that, therefore he should eat half the cream filled donuts
2 because 2*2 will get u 4 and 2*3 will get you 6 so Alicia is thinking of the number 2