In Texas the state sales tax rate is 6%. If Beth purchases a washing machine at $420, then how much will Beth pay in state sales tax?

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge