Learning objectives
Write a linear equation in two variables that models a situation and identify what each variable and constant represents
Convert between slope–intercept form, standard form and point–slope form, and read the slope and intercepts from each
Find the equation of a line from its graph, from two points, or from a slope and one point
Graph a linear equation in the xy-plane and decide whether a given point lies on the line
Write equations of lines parallel or perpendicular to a given line using the slope relationships
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