What is the standard form of the equation of the circle in the graph? (x + 3)^2 + (y + 3)^2 = 3 x^2 + y^2 = 9 x^2 + y^2 = 3 (x + 3)^2 + (y + 3)^2 =9

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?