Answer:
108
Step-by-step explanation:
none. I looked it up...so ion know lol. Im just tryna get these 50 points for sum reason...
2n-5=7
Twice a number, n, is shown by multiply two and n. Then, you subtract this amount by five.
The answer for the exercise shown above is the option B, which is: 
The explanation is shown below:
To list the powers of the polynomial given in the problem above in descending order, you must write the terms from the highest degree to the lowest degree. You have that the highest degree is

and the lowest degree is

(Because

. Therefore, you have that the correct option is the option B.
There are 16 cups in one gallon so a half would be 8
Answer: 8 cups
Answer:
first answer is correct
Step-by-step explanation:
Hello, we want to write 2 + 4 + 6 + ... + 20
for n = 1, 2n = 2*1 =2
for n = 2, 2n = 2*2=4
for n = 3, 2n=2*3=6
etc
so

thanks