B 9x+10, this is because you just simply combine like terms
The answer I got was 12 if needed I can take a picture of how I worked it
Answer:
Exponential growth refers to an increase based on a constant multiplicative rate of change over equal increments of time,that is a percent increase of the original amount over time.
Answer:
both same if we see. the one inch also costs l dollar wheras 10 dollar costs 10 inch. ok