Summarize and show how you could use the Associative and Commutative properties to simplify the expression b × 4 + (3 + (-2b)). Show all of your work.

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.

Im so bad at fractions they are not my best math thing to work on