Respuesta de -3x +12 =9

What term best describes a line ans a point that lie in the same plane

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?