X^2 - 9....factor
= x^2 - 3^2
= (x+3)(x-3)
Answer:
A and B.
Step-by-step explanation:
So we want to select the fractions that equal -1/7.
Let's go through each of the answer choices.
A)
A is -1/7, the exact same.
A is correct.
B)
B is 1/-7.
We can move the negative to the top.
So, 1/-7 is equivalent to -1/7.
B is also correct.
C)
C is 1/7
There are no negatives whatsoever.
C is not correct.
D)
We have -1/-7.
Again, move the negative to the top. We will have:
-(-1)/7
The two negatives cancel:
=1/7.
So, D is not correct.
Our answers are A and B.
Answer:
Step-by-step explanation:
Factor both the numerator and denominator
The 
's cancel out
The equation in its simplest form is
Hope this helps!
Answer:
2560
Step-by-step explanation:
5120 divided by 2
f=2560
Its 150 because thats the lcm
