1. 6-2 Slope-Intercept Form

2. Definition
The y-intercept is the point where a line crosses the y-axis.
The slope-intercept form of an equation is in the form y = mx + b where m is the slope and b is the y-intercept.

3. Example #1
What is the slope and y-intercept of
y = 3x + 1

4. Example #1
What is the slope and y-intercept of
y = 3x + 1
slope

5. Example #1
What is the slope and y-intercept of
y = 3x + 1
y-int

6. Example #2
Write an equation in slope-intercept form for a line with a slope of -4 and a y-intercept of 6.
y = -4x + 6

7. Example #3
Graph the line:

8. Example #3
Graph the line:

9. Today’s Assignment
P. 320 # 1-27 odd, all, odd