WILL MARK BRAINIEST
What is the conjecture for 3,1,4,1,5
PLEASE HURRY NEED BY 11:00am

Having a hard time understanding this question (see attachment).

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 value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)