How do you solve a two step equation

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

Me i'm timed right now! there's 4 answer

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