B is the answers I think so
Answer: $7.00
Step-by-step explanation: It says it costs $20 for up to 10 e-books downloads each month. And she downloaded 20 e-books and was charged $90. This means you need to do $90 - $20= $70. But, it wants to know the Cost of each additional download. So you would do 70 divided by 10, which equals 7.
Answer:
c = -7/9p
Step-by-step explanation:
8p + 9c = p
8p − 8p + 9c = p − 8p
Step 2:
9c = −7p
Step 3:
9c/9 = -7p/9
c = -7/9p
Hope it helps, I did the quiz
Answer:
5a^2 + 7a
Step-by-step explanation:
Combine like terms
Answer:
1.8
Step-by-step explanation:
