Do you know?
Which is the slope?
y = 2x + 10
2
Which letter represents the slope?
m
What type of slope does a line have that is going down from left to right?
negative slope
What is the equation in slope-intercept form if
m = 7 and b = 3
y = 7x + 3
( 1 , 5 ) ( 2 , 10 )
5/1
Which number is the y-intercept?
y = 3x + 21
21
Which letter represents the y-intercept?
b
What type of slope does a line have that is going up from left to right?
Positive slope
Write in slope-intercept form: slope = 4; y-intercept = -6
What is y = 4 x - 6?
( 3, 20 ) (5, 40 )
REDUCE
10/1
What does slope mean?
What does the letter m stand for?
the slope of the line
What type of slope does a line have that is going straight up and down?
Undefined slope
REDUCE
-2/1
What is the y-intercept?
y = 4x + 8
8
What does the letter b stand for?
the y-intercept
What type of slope does a line have that is going straight across from left to right?
Zero slope
Identify the y-intercept: y = 3/4 + 2
What is 2?
( 5 , -5) (6, -6)
-1 / 1
What is the slope?
y = 1/2x + 2
1/2
To find the slope of a line, you use ___ over ___.
height over base
Is this written in slope intercept form?
y = mx + b
yes
Write in slope-intercept form: slope = 2; y-intercept = 10
What is y = 2x + 10?
( -10, -30 ) ( -50 , -80 )
5/4