Answer: b
explanation: only choice B equals -9 like the given equation.
Answer:
30 kids with some candy left over
Answer:
b and c
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let

We factor 2 to obtain;

We factor the polynomial within the parenthesis by grouping.



We apply difference of two squares on the second factor: 

We now compare to;

It is now obvious that 