This math topic focuses on identifying the equations of lines based on given sets of X and Y values. Specifically, it tests the ability to determine whether a described set of points on a grid forms either a vertical or horizontal line and to then write the correct linear equation for this line. The questions present sets of points in an X,Y chart and ask to choose the correct line equation from multiple choices. This is an essential skill in understanding line equations and graphing within the broader subject of algebra.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.