Answer:

Step-by-step explanation:

Recall that the change of base formula is 
I'm not really a big fraction type person, but I'm sure it's 7.625
Answer:
zknj;zhb
Step-by-step explanation:
zJ NKml
Answer:
5x² - 20x
Step-by-step explanation:
multiply each term in the parenthesis by the 5x outside
5x(x - 4)
= (5x × x ) + (5x × - 4 )
= 5x² + (- 20x) = 5x² - 20x
Is this a algebra question? I just want to know?