1. Graphing Lines Using Slope-Intercept Form
4.6
Goal
Graph a linear equation in slope-intercept form
Key Words
slope
y-intercept
slope-intercept form
parallel lines

2. SLOPE-INTERCEPT FORM OF THE EQUATION OF A LINE
The linear equation y = mx + b is written in slope-intercept form where m is the slope and b is the y-intercept.
y = mx + b
y = 7x + 6
y = 2/5 x – 3

3. Graph the equation y = -3x + 2
EXAMPLE 1
Graph an Equation in Slope-Intercept Form
Graph the equation y = -3x + 2 y x

4. Graph the equation y = x + 5
Checkpoint Graph Linear Equations
Graph the equation y = x + 5 y x

5. Graph the equation y = 3 – 2x
Checkpoint Graph Linear Equations
Graph the equation y = 3 – 2x y x

6. Checkpoint Graph Linear Equations
Graph the equation y x