Answer:
Step-by-step explanation:
d because at time 0 charges the the fixed fee then increases based on the time spends on the job
A bank withdrawal of $50 is a reasonable amount for the average American person.
Answer:
20n
Step-by-step explanation:
Multiply square feet per person times the number of persons to find square feet.
The units analysis looks like this:

Answer:
-2x^2-6x-15
Step-by-step explanation:
Answer:
1)49
2)231
Step-by-step explanation:
1)
4+9=13
4*2=8
8+1=9
2)
2+3+1=6
2+1=3
1*2=2