Slope-Intercept Form
Slope Formula
*ALL ON STUDY GUIDE*
*ALL ON STUDY GUIDE*
Y-Intercept
*ALL ON STUDY GUIDE*
*ALL ON STUDY GUIDE*
Finding Slope
Apply It!
*ALL ON STUDY GUIDE*
*ALL ON STUDY GUIDE*
100
*THIS IS #5 ON THE STUDY GUIDE*
What is the equation represented by the graph?
y=x+1
100
What is the equation of a line
y=mx + b
100
*THIS IS #4a ON THE STUDY GUIDE*
What are the 3 steps to find the y-intercept (initial y-value) when given two points?
1. Find the slope.
2. Pick one point and substitute the x and y value in the equation.
3. Solve for b.
100
*THIS IS #8a ON THE STUDY GUIDE*
Look at the graph on your study guide.
What is the slope of the line?
m=2
100
What is the y-intercept in the following equation?
y = 4 + 3x
y-intercept = 4
200
*THIS IS #3 ON THE STUDY GUIDE*
What is the slope of the line represented by the equation?
y = -2/3x - 13
-2/3
200
What does b represent in the equation of a line?
y=mx + b
y-intercept
200
*THIS IS #4b ON THE STUDY GUIDE*
What is the y-intercept (initial y-value) of the function that models the relationship between the points (3,8) (5,14)?
b=-1
200
Find the slope when given y = -5x - 4
-5
200
What is the COORDINATE for the y-intercept in the following equation?
y = -3 + 7x
(0,-3)
300
What is the y-intercept of this line?
y = -x - 3
y-intercept = -3
300
In the equation of a line, y=mx + b, what does m represent?
slope
300
*THIS IS #4c ON THE STUDY GUIDE*
What is the y-intercept (initial y-value) of the function that models the relationship between the points (4,23) (5,27)?
b=7
300
*THIS IS #2 ON THE STUDY GUIDE*
Find the slope when given (3,1) (1,7)
-3
300
What is the slope and y-intercept for the following equation?
t = 8 + 6p
*YOU MUST GET BOTH PARTS CORRECT FOR THE POINTS*
m=6
y-intercept=8
400
*THIS IS #1 ON THE STUDY GUIDE*
What is the equation represented by this graph?
y=2x+2
400
The y-intercept represents where a graphed line crosses the _____
y axis
400
*THIS IS #4d ON THE STUDY GUIDE*
What is the y-intercept (initial y-value) of the function that models the relationship between the points (9,33) (12,45)?
b=-3
400
*THIS IS #8b ON THE STUDY GUIDE*
What is the slope of the line?
m=-3/2 OR -1.5
400
What is the slope and y-intercept for the following equation?
d = -7 + 4.5s
*YOU MUST GET BOTH PARTS CORRECT FOR THE POINTS*
m=4.5
y-intercept=-7
500
Look at this table:
x_|_y
0 | 8
1 | 6
2 | 4
What is the equation represented by the table?
y=-2x+8
500
The slope of a line is___________________.
the measure of the steepness of a line
OR
the ratio of the change in y over the change in x
500
*THIS IS #4e ON THE STUDY GUIDE*
What is the y-intercept (initial y-value) of the function that models the relationship between the points (3,39) (9,69)?
b=24
500
Look at this table:
x_|_y
3 | 7
-3 | 4
-9 | 1
Find the slope.
m=1/2
500
What is the COORDINATE for the y-intercept in the following equation?
h = 6 + 2.5r
(0,6)