Ok
Sulition because I said do
Answer:

Step-by-step explanation:
Given
← factor both numerator and denominator
=
← cancel common factor (1 - 2b) on numerator/denominator
=
← cancel 6 and 3 by 3
= 
Answer:
x + 5
Step-by-step explanation:
Answer:
The answer is D: -y^4
Step-by-step explanation:
(-1/y^-4) = -1(y^4)/1 = -y^4
7! = 7*6*5*4*3*2*1 = 5040
None of the above