ASAP What is the image of (-9,0) after a dilation by a scale factor of 3 centered at the origin?

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

The number of lattes sold daily for two coffee shops is shown in the table: lattes 12 52 57 33 51 15 46 45 based on the data, what is the difference between the median of the data, including the possible outlier(s) and excluding the possible outlier(s)? 48.5 23 8.4 3

What are the sotions to the quadratic equation 9x^2=4