Simplify : -3xy divided by 9x to the 3rd power times y to the -4th power

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

What is the point slope form of a line with slope -5 that contains point (2,-1)