Finding m & b
Finding slope from 2 points
Slope-Intercept Form
Y Intercept
REVIEW
100
State the slope and y-intercept from the equation:
y = 2x - 8
m = 2
b: (0 , -8)
100
Find the slope
(6,5) & (5,4)
Slope = 1
100
Given slope and y-intercept, write the equation.
m = -7
y-intercept = 3
y = -7x + 3
100
State the y-intercept of the equation.
y +3 = 5/3x + 2
y-int (0, -1)
100
If f(x) = 3x - 1, find f(4).
f(4) = 11
200
State the slope and y-intercept from the graph.
m = 1
b: (0 , 0)
200
Find the slope
(3,1) & (8,4)
slope = 3/5
200
Given slope and y-intercept, write the equation.
m = -8
b: (0 , -20)
y = -8x - 20
200
State the y-intercept of the equation.
y - 25 = -4x
y-int. (0, 25)
200
If f(x) = x2 + x - 5, find f(-2).
f(-2) = -3
300
What is the slope of a horizontal line?
slope = 0
300
-2
300
Given slope and y-intercept, write the equation.
m = -25
b: (0 , 100)
y = -25x + 100
300
What is the y-intercept of the equation?
y + 5x = -10
y-int. (0, -10)
300
Solve: 3x - 8 = 5x + 2
x = -5
400
State the slope and y-intercept from the graph.
m = undefined
b: none
400
Find the slope
(1,1) & (6,10)
slope = 9/5
400
Use the following to write your equation in slope intercept form. m=-2; (0, -3)
y= -2x - 3
400
Given the equation, state the y-intercept.
-y = 4/7 x -24
y-int. (0, 24)
400
Solve: 3(2x + 4) = 36
x = 4
500
Identify the slope and y-intercept of the equation.
-2y = x + 10
slope = -1/2
y-intercept = -5
500
Find the slope
(-3, 6) & (-3,4)
Slope = Undefined
500
Write the equation in Slope-Intercept Form:
2y = -x - 4
y = -1/2x - 2
500
What is the y-intercept of the following line?
4y =3x + 24
y-int. (0, 6)
500
Write the inequality.
x < 2
600
Identify the slope and y-intercept of the equation
2y = 1/2x - 4
slope = 1/4
y-intercept = -2
600
Find the slope
(-2,5) and (-4 ,-9)
slope = 7
600
Use the following to write your equation in point slope form. (3, 4) (0, 7)
y= -x + 7
600
State the y-intercept.
7x + 3y = -21
y-int. (0, -7)
600
Solve: 9 - 2x > 5
x > -2