The left and right page numbers of an open book are two consecutive integers whose sum is 589. find these page numbers

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent

Which situation is an example of an observational study?