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Presentation transcript:

Demo Slide

Example 9 m = 3 y – y1 = m (x – x1) pt: (5, -2) y – (-2) = 3 (x – 5) Write the equation of the line parallel to the line y = 3x + 4 containing the point (5, -2). m = 3 y – y1 = m (x – x1) pt: (5, -2) y – (-2) = 3 (x – 5) y + 2 = 3x - 15 y = 3x - 17

Example 5 Graph f(x) = 3x – 2 and find the slope and y-intercept Slope= _______ y-intercept = ______ x y 1 -2 1

Example 6 Graph by hand and identify the slope and y-intercept. Slope= _______ y-intercept = ______ x y 3 2 1

Example 7 Graph by hand and identify the slope and y-intercept. Slope= _______ y-intercept = ______ x y 1 -3 -3