6y-y3 = 3
-y3 + 7y3
x3-y3
72
27-y3 factored completely = 24
X2+Y3+15 All you can do is simplify it.
No
y times y times y (or y3)
30
12x2 - 24x + 9y
The GCF of y3, y7, y8 is y3
y3 x y3 - y (3)3 x 3(3) - 3 9 x 9 - 3 = ? 9 x 9= 81 81 - 3 = 78 I hope that solves your problem