Point-Slope Form, Point Slope Form 1, Finding Slope!, Slope and Slope-intercept Form, x and y intercepts
Find the x and y-intercepts: y = -5x + 2
(2/5, 0) and (0, 2)
Find the x and y-intercepts: y = x - 3
(3, 0) and (0, -3)
Find the x and y =-intercepts: 2x + y = 10
(5, 0) and (0, 10)
Find the x and y =-intercepts: -3x + 9y = -18
(6, 0) and (0, -2)
Find the x and y =-intercepts: 5x - y = 35
(7, 0) and (0, -35)
What is the x intercept from looking at the table?
-3
What is the y intercept from looking at the table?
3
y = mx + b
An equation in slope intercept form
y - 3 = -2/3(x + 4)
Find the point slope equation: (-4, 3) m = -2/3
y - 10 = 6/7(x + 9)
Find the point slope equation: (-9, 10) m = 6/7
y - 3 = 3/4(x - 2)
Find the point slope equation: (2, 3) m = 3/4
m = 1/4
Find the slope using the given table
m = 6
Find the slope using the given table
3
If the slope is -3/4, how many units do you rise?
9
In the equation y= -9x + 9, what is the y-intercept?
-9
In the equation y= -x + 9, what is the slope?
m
In the linear equation (y = mx + b) which value is the slope?
b
In the linear equation (y = mx + b) which value is the y-intercept?
(-4,2)
The point (coordinate) for this equation: y - 2 = 4(x + 4)
(-3,4)
The point (coordinate) for this equation: y - 4 = 2/3(x + 3)
(3,4)
The point (coordinate) for this equation: y - 4 = 2/3(x - 3)
y-intercept
The point where the line crosses the y-axis
y = mx + b
This is slope intercept form (without numbers)
y - y1 = m(x - x1)
This is the point slope equation (without numbers)
y+5 = 4(x+3)
What is the equation that contains the point (-3,-5) with a slope of 4?
y+3 = 4(x+5)
What is the equation that contains the point (-5,-3) with a slope of 4?
y-5 = 4(x-3)
What is the equation that contains the point (3,5) with a slope of 4?
y-3 = 4(x-5)
What is the equation that contains the point (5,3) with a slope of 4?
(3,3); m=½
What is the point and slope in the equation: y-3 = ½(x-3)
(-3,-3); m=½
What is the point and slope in the equation: y+3 = ½(x+3)
(3,-3); m=½
What is the point and slope in the equation: y+3 = ½(x-3)
(-3,3); m=½
What is the point and slope in the equation: y-3 = ½(x+3)
m = 1/4
What is the slope of a line passing through (-24, 9) and (24, 21)?
m = -1/3
What is the slope of a line passing through (7, 2) and (10, 1)?
m = -5
What is the slope of this line: y = -5x - 1
m = 7
What is the slope of this line: y = 7x + 5
you begin with your ___ on a graph
b or y-intercept
slope
is the change in y over the change in x
you move from your y-intercept by your
m or slope
m
represents slope in an equation
b
represents the y-intercept in an equation
Slope
the steepness of a line
____ intercepts are written as (x, 0)
x
where the line crosses the x axis
x intercept
_______ intercepts are written as (0, y)
y
where the line crosses the y axis
y intercept
(-7,-5)
The point (coordinate) for this equation: y + 5 = 3(x + 7 )
Find the x and y-intercepts: -2x - 5y = 22
(-11, 0) and (0, -22/5)
Find the x and y-intercepts: y = 2x + 24
(-12, 0) and (0, 24)
Find the x and y -intercepts: y = x + 7
(-7, 0) and (0, 7)
Find the x and y =-intercepts: 4x + y = 4
(1, 0) and (0, 4)
Find the x and y =-intercepts: 2x - 8y = 24
(12, 0) and (0, -3)
Find the x and y-intercepts: 3x - 6y = 36
(12, 0) and (0, -6)
Find the x and y-intercepts: x + 3y = 15
(15, 0) and (0, 5)
