Slopes and Intercepts
Slope Formula
Tables, Graphs, Equations
Finding Slope
Scatter plots
100
What is the y-intercept of this graph?
1
100
What is the equation of a line
y=mx + b
100
What is the slope of the line:
5 or 5/1
100
Find the slope when given (2,9) (0,8)
1/2
100
Is the Line of Best fit Positive, Negative, No Correlation?
Positive
200
Find the Slope:
2/4 or 1/2
200
What does b represent in the equation of a line, y=mx + b
y-intercept
200
Write an Equation:
Slope: -⅔
Y-intercept: -6
y= -2/3x-6
200
3/1
200
Positive, Negative, No Correlation
No Correlation
300
What is the slope of this line?
y = -x - 3
y = -x - 3
slope = -1
300
In the equation of a line, y=3/5x -7, What is the slope?
3/5
300
Write an equation for the line:
y=-1/2x + 3
300
Find the slope when given (3,1) (1,7)
-3
300
Is the scatter plot showing a linear or nonlinear equation?
Non-Linear
400
What is the slope of this line?
slope = 2
400
In the equation of a line, y=mx + b, what does m represent?
slope
400
Find the slope of the line:
(1,3) (-2,3)
0
400
Write an equations when given (2,5) (0,2)
y=3/2x + 2
400
Write an equation for the Line of best fit.
y=x
500
Two points are plotted at (5,1) and (6,6). What is the slope?
5
500
Look at this table:
x_|_y
0 | 8
1 | 6
2 | 4
Is the slope negative, positive, zero, or undefined? How do you know?
Negative. m = -2
500
Write an equation:
(4,2) (-1,7)
y=-1x + 6
500
Write an Equation when given (4,5) and slope 3/2 .
y= 3/2x - 1
500
Write an equation for the line of best fit.
y=-3/4x + 9