Chapter 1: Lesson 1.3 Slope-Intercept Form of a Line

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Chapter 1 Lesson 1.3Slope-Intercept Form of a
Line
y mx b (m slope, b y-intercept)
Homework Problems
Find the slope and y-intercept of each and sketch
the line. 15) y 5x 3 21) 5x 2 0 2x 3y
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Slope Formula
27) What is the slope of the line passing through
the points (-3, -2) and (1, 6)?
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Point-Slope Form of a Line
45) Find the equation of the line in slope
intercept form with m -2 and passes through
(-3, 6). Sketch the line. 60) Find the equation
of the line in slope intercept that passes
through the points (1, 1) and (6, -2/3). Sketch
the line.
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• Write the equations of the lines that is a)
  parallel to and
• b) Perpendicular to the line 3x 4y 7 and goes
  through the point (-2/3, 7/8)