Answer:
3m-2n
Step-by-step explanation:
xd..............
Answer:
The option "StartFraction negative 2 (x + 6) Over (x + 4) (x minus 4) EndFraction" is correct
That is 
Therefore 
Step-by-step explanation:
Given problem is StartFraction x Over x squared minus 16 EndFraction minus StartFraction 3 Over x minus 4 EndFraction
It can be written as below :

To solve the given expression


( using the property
)

( by using distributive property )



Therefore 
Therefore the option "StartFraction negative 2 (x + 6) Over (x + 4) (x minus 4) EndFraction" is correct
That is 
Answer:
The last one
Step-by-step explanation:
FInd a common demominator which is 20 and multiply both so it turns into 4 19/20
F^-1= positive or negative x square root