What are the answers to these two things? 3x -2 + 4 = x - 6 and x + 8 = 5x + 6 Im gonna need step by step also, thanks!

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

Multiplying fractions by whole number 5 x 1/3=?

What is the sum of the first 8 terms of the geometric series