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General standard Form


~ Good for telling if an equation is linear and graphing by the cover-up method

Slope-intercept Form


~ Good for graphing, finding the slope, finding the y-intercept and answering the question.

Point-slop Form


~ Good for answering word problems. ( m = the slope of the line.... (x1,y1) = a point on the line)

Slope Formula

m = (y2 - y1) / (x2 - x1) ; known as rise/run

~ Gives the slope of a line through (x1,y1) and (x2,y2)

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