Pc richard and son is offering the same drone for 10% off plus an extra $20 off to the first 100 customers what’s the price

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.

Solve the formula ax+ by = c for x.

Sole the equation 6n + 9 = -3n - 21 - 6 for n