Can someone help fast.

Nelson solved the algebraic equation 3(2x + 5) = 17 as shown below. Describe and correct the error he made.
3(2x + 5) = 17
3(2x + 5)-5=17-5
3(2x) = 12
6x = 12
6x + 6 = 12 = 6
x = 2

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Use the drop-down menus to complete the statements to match the information shown by the graph.

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test