Finding m & b
Finding slope from 2 points
Slope-Int Form
Intercepts/Standard Form
Point-Slope form
100
Random Number Fact:
(Only the closest guess will earn points!)
In what year did the first Krispy Kreme doughnuts open?
1937!
100
(6,5) & (5,4) Slope= ?
Slope = 1
100
Given slope and y-intercept, write the equation.
m = -7
b: (0 , 3)
y = -7x + 3
100
State the x- and y-intercept of the equation.
3x - 4y = 12
***Hint***
You have to make x=0 and then solve for y.
Then make y=0 and solve for x.
x - intercept: ( 4 , 0 )
y - intercept: ( 0 , -3 )
100
Convert y-3=6(x-4) into slope-intercept form.
y=6x-21
200
State the slope and y-intercept from the graph. And write the equation.
m = 1
b: (0 , 0)
y = 1x + 0
or
y =1x
200
Random Number Fact:
(Only the closest guess will earn points!)
How many cups of coffee does the average American drink per day?
3.1 Cups
200
Given slope and y-intercept, write the equation.
m = -8
b: -20
y = -8x - 20
200
State the x- and y-intercept of the equation.
5x + 10y = 30
x - intercept: ( 6 , 0 )
y - intercept: (0 , 3)
200
Convert y+4=1/2(x+8) into slope-intercept form.
y = 1/2 x
300
Identify the slope and y-intercept of the equation y=5x+16
Slope= 5 Y-Intercept= (0,16)
300
(6,5) & (-1,5) Slope=?
slope = 0
300
What is the top selling Halloween candy in the United States?
Reese's Cups
300
State the x- and y-intercept of the equation.
2x - 14y = -28
x - intercept: (-14 , 0)
y - intercept: (0 , 2)
300
Write the equation of the line that passes through the point in point-slope form.
(2, -3) m = 2
y + 3 = 2(x - 2)
400
State the slope and y-intercept from the graph.
m = undefined
b: none
400
(1,1) & (6,10) Slope=?
slope = 9/5
400
Given slope and y-intercept, write the equation.
m = 0
b: (0 , 0)
y = 0
400
Random Number Fact:
(Only the closest guess will earn points!)
How much did the world record largest pumpkin weigh?
About 2,702 pounds!
400
Write the equation of the line that passes through the point in slope - intercept form.
(-8, -5) m = -4
y = -4x-37
500
Identify the y-intercept of the equation.
***Hint***
Solve for y, so it looks like y=mx+b.
6y-12=10x
Y-Intercept= (0,2)
500
(-3, 6) & (-3, -15) Slope= ?
Slope = Undefined
500
Given the graph, write the equation.
y = 3x + 2
500
State the x- and y-intercept of the equation.
3x -12y = 36
x intercept = 12
y intercept = -3
500
Random Number Fact:
(Only the closest guess will earn points!)
How much money do Americans typically spend on Halloween candy each year (combined)?
2.6 Billion Dollars
600
Identify the slope and y-intercept of the equation. y=7
Slope= 0 Y-intercept=7
600
( 2 , 5 ) and ( 3 , 9 ) find the slope.
slope = 4
600
Given that the slope is undefined and goes through the point (3,0) , write the equation.
x=3
600
State the x- and y-intercept of the equation.
4x + 2y = 32
x intercept = 8
y intercept = 16
600
Write the equation of the line that passes through the points in slope - intercept form.
(4, -1) (-4, 3)
y = -1/2x + 1