City of first class and city of second class. what distinguishes the designations

Is the point (0, 8) on the x-axis or y-axis? how do you know?

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.