Use a Quadratic formula to solve for X

3x^2+9x=-4

Round to the nearest hundreth.

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

How do you determine whether a relationship represented as as graph is linear or nonlinear

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great