slope and y-intercept
Rise/Run = slope
y=mx+b
Graph using y=mx+b
Translate to y=mx+b
100
Identify the slope for the equation
y=3x+1
What is m=3
100
You go up 3 , and right 6, find the slope in simplest form
What is
m=1/2
100
What is the equation if m=2 and b=5 (remember m is slope and b is the y-intercept)
What is y=2x+5
100
Are these slopes positive or negative?
positive
100
Mea makes $15 per hour babysitting plus another $50 flat rate. Write an equation to model the total amount of money she will have.
y = 15x + 50
200
Identify the y-intercept for the equation
y=-9x-8
What is b=-8
200
You go down 1, and right 2, find the slope in simplest form
What is
m=-1/2
200
What is the equation if m=1/2 and b=5
What is
y=1/2x+5
200
What is the equation?
y=1/2x+2
200
Leila loves Hershey bars. She has $50 to spend and each Hershey bar costs $2. Write an equation to model the number of Hershey bars she can buy.
y = 50 - 2x or
y = -2x + 50
300
Identify the slope and y-intercept for y=5x-5.
m= _______ and b=__________
What is m=5 and b=-5
300
You go up 0, and right 6, find the slope in simplest
What is
m=0
300
The equations when m=1/4 and b=-1
What is
y=1/4x-1
300
What is the equation?
y=2x+1
300
Logan has a job mowing lawns. He charges $25 just for showing up and then $10/hour. Write an equation to model the total amount of money he can earn.
y = 10x + 25
400
Identify the y-intercept for
y=x
What is b=0
400
You go up (rise) 4, and right (run) 2, find the slope in simplest form
What is m=2
400
What is the equation when the slope is -3 and the intercept is 0.
What is
y=-3x
400
Draw a line with a negative slope
(See Graph from teacher)
400
Hunner plans on selling some of her clothes to buy new Air Pods. She's already saved $50. If she sells each item for $5, how long will it take her to save enough to buy them? Write an equation to model this.
y = 5x + 50
500
You go down (rise) 8, and left (run) , find the slope
What is m=4
500
What is the equation when the slope is undefined and the line does not go through the y axis but does go through the point (5,6)
x=2
500
Draw a line with a slope of 0.
Any horizontal line
500
Uriel and Ana are planning on going to Mexico with their families to visit their abuelas. Their parents have $500 for the trip, but need to earn more. Uriel and Ana decide to help by doing odd jobs. They can earn $25 per hour combined. Write an equation to model this situation.
y = 25x + 500