See attachment for math work and answer.
The correct answer is x=3. Hope this helps!!
Answer:
C. 
Step-by-step explanation:
Given problem is
.
Now we need to evaluate the given limit.
If we plug
, into given problem then we will get 0/0 form which is an indeterminate form so we can apply L Hospitals rule
take derivative of numerator and denominator





=2
Hence choice C is correct.
Answer:
i think it is 35
Step-by-step explanation:
add 20 to 15