Write an equation in Slope-intercept form
m = -4
b= 5
y= -4x + 5
(5, 7) and (3, 6)
What is
1/2
What is slope intercept form?
y = mx + b
What variable represents y-intercept?
What is b?
What is 40% of 250?
What is 100
m=1/2
b=-4/5
What is
y=1/2x-4/5
(2, 5) and (8, 1)
What is
-2/3
What is the slope?
y = 3x - 5
m = 3
The measure of the steepness of a line
What is slope?
2x + 4y = 8 Write this in slope intercept form.
y = -1/2x + 2
m= -3
b= -5
y= -3x - 5
(0, 25) and (10, 0)
What is
-5/2
What is the y intercept?
y = -3x - 7
b = -7
What does delta (∆) mean?
"change"
3x + 2x - 7 = 1 what does x =?
8/5
m=1
b=-1
What is
y=x-1
(2,3) and (9,7)
What is
4/7
What equation has:
Slope:
1/2
Y - intercept: -3
y=1/2x-3
What is Rise over Run?
What is the x-intercept of the equation: y = 1/2x + 3
x = -6
m=12
b=4/9
y=12x+4/9
(0,10) and (5, -5)
What is -3?
Given:
y=-1/3x
Find:
m=
b=
What is
m=-1/3
b=0
What is the slope formula?
m=(y2-y1 ) / ( x2-x2)
Do parallel lines have the same slope?
yes