Answer:
Expanded: (y-3)(y-3)(y-3)
Simplified: 
Step-by-step explanation:
Expanded: (y-3)(y-3)(y-3)
Simplified:



Answer:
It's the second option -> y = 1/2x -1
It’s false because if you take a negative number away from another negative number it would give you another negative number not a positive number!