Answer:
8
Step-by-step explanation:
all numbers must be positive when you have the lines on the side
We can use this problem:
Isabella has 4 videogames and she has played 2/7 of them so far. So, how much of the video games has she played?
Answer:
4r² - 5r - 15 / r(r+3)
Step-by-step explanation:
To solve this problem, we will proceed the following way, writing down the common multiple of the denominators.

Thus, the answer is 4r² - 5r - 15 / r(r+3)
I think that the answer is A.
Answer:
27
Step-by-step explanation:
19+22+46+24+37+16+19+33=216
216/8=27