2x+3x -9. You can simplify this to 5x-9.
Answer:

Step-by-step explanation:
We are given that a function

We have to find the derivative of function
Differentiate w.r.t x

By using formula



Hence, the derivative function

Answer:
I bellive its 4
Step-by-step explanation:
This is because 1,2,3 are for sure wrong. So if its not 4, its 5. But 95% sure its 4
Answer:
$400.25 is the answer of your question
Step-by-step explanation:
Use Simple interest formula for finding solution in which you use principal as $250 and rate of interest as 4 percent and time period as 15 years and then then to find total amount add Simple interest with principal .
The answer your looking for is B because when you multiply the 1000 by 4 you get 5.4