Answer:
D. x^24
Step-by-step explanation:
If it is in the parenthesis you multiply.
-2*-12= 24
Two negatives equals a positive.
A/3=7/10
21=10a
a=2.1
100a=100*2.1=210
Answer: 30×2n=C
Step-by-step explanation:
30$ is flat fee so no variable
2$ dollars per person so "n" (the number of people) is times 2
= the final cost (C)