Six friends are going to sit together in a roller coaster car that has six seats in how many different arrangements can they sit

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

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

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?