Answer:
you have the same quiestion 3 times
Step-by-step explanation:
The first one is B hope this helps
Answer:
4w+120.
Step-by-step explanation:
She downloads 4 songs for every week which is represented as 4w, and she started with 120 songs which is represented as +120.
Answer:
x^4
Explanation:
Breakdown x^4 = <u>x</u> · <u>x</u> · <u>x</u> · <u>x</u>
Breakdown x^5 = <u>x</u> · <u>x</u> · <u>x</u> · <u>x</u> · x
Here the common factor is x · x · x · x = x^4
Hence, the greatest common factor of x^4 and x^5 is x^4.