6. Find the Midpoint of (-5.-4) and (-9,-4)

if you could show your work that'd be great​

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

What expression is equivalent to log3(x+4)

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours