Step-by-step explanation:
tell me when you get the answer
Answer:
The answer is -6 but its not in the option
Step-by-step explanation:

Let x = -5
[(-5)²-1]/(-5+1)
= (25-1)/(-4)
= 24/-4
= -6
(rs-s^2-rt +st)(t-r)
= ts^2-rt^2+st^2-sr^2-rs^2+tr^2
Answer:
1/10
Step-by-step explanation:
im sorry if i get it wrong
-12.6 as a percent is -1260%