Define slope in 3 words
rise over run
A line that decreases as you move left to right has this kind of slope.
Negative slope
-3/4
3/1=3
A line passes through the points (0,-2) and (3,4) what is the slope?
6/3 = 2/1 = 2
What is the Y-intercept?
Where the line crosses the Y-axis
a horizontal line has this kind of slope
zero
1
1
-2/3
A line passes through the points (2,4) and (5,7) what is the slope?
3/3 = 1
What letter represents slope?
m
a line that increases as you move left to right has this kind of slope.
Positive Slope
3/4
4/1 = 4
A line passes through the points (7,-2) and (-5,-2) what is the slope?
Zero
What letter represents Y-intercept?
b
Undefined
4/2 = 2
4/2 = 2/1 = 2
A line passes through the points (-2,-1) and (4,3) what is the slope?
4/6 = 2/3
Write the equation for slope intercept form.
y=mx+b
Undefined
ZERO!
7/5
A line passes through the points (8,5) and (8,-7) what is the slope?
Underfined