Slope
Y-Intercepts
Are you a solution?
Graphs of lines
Word problems
100
This is the slope of the line that passes through (-2, 5) and (3, 6)
What is 1/5?
100
This is the y-intercept of the graph of y = 2x - 8.
What is -8?
100
Is the point (2,4) on the equation x + y = 6.
Yes!
100
The graph of the equation y = -2x + 8 has this slope.
What is -2.
100
Write an equation and answer the question.
Daniel wants to buy a car for 30,000 dollars. He has 18000 dollars in savings and can save 2000 dollars per month. How many months until he can buy his car?
y=2000x+18000
6 months
200
This is the slope of the graph of y = 7x - 10.
What is 7
200
This is the y-intercept of the graph of the equation y=83x
What is 0?
200
In the equation x + y = 5, is the point (-10,5) on the line?
No!
200
The equation of the line.
What is y = 1/2x - 1?
200
Write an equation and answer the question.
Mayson is trying to dunk a basketball. He can jump 33 inches vertically right now. If he trains with Dorian, he can add 2 inches per week of training. He needs to jump 41 inches to dunk. How long until he can dunk?
y=2x+33
4 weeks
300
This is the slope of a vertical line.
What is undefined?
300
This is the y-intercept of the graph of the line y = -4.
What is -4?
300
In the equation 2x - y = 4, is the point (2,0) on the lines?
yes!
300
The graph of the equation y = -1/2 is this type of line.
What is horizontal?
300
Write an equation and answer the question.
Kikarson is washing his mullet and wonders how long it will take him to run out of shampoo. He currently has 32ml of shampoo left and uses 4ml per shower. How many showers until he runs out?
y=-4x+32
8 showers
400
This is the slope of the of the line that goes through the points (14,-2) and (10,-5).
What is 4/3?
400
This is the y-intercept of the line.
What is 5?
400
This is a point on the line 3x - y = 10.
a) (-1, 7)
b) (-4, 2)
c) (0, -10)
What is a) (-1, 7)?
400
True or False. The graph of y=x+4 is steeper than the line y=-3x-2?
What is false?
400
Write an equation and answer the question.
Malachi and Jaymes earn 2 juicies from Derek for every desk they clean. They have 11 juicies right now and are trying to get 100. How many desks do they have to clean to achieve their goal?
y=2x+11
45 desks
500
This is the slope of the line given by the graph.
What is -2/3?
500
This is the y-intercept of the line given by the table.
What is -1?
500
True or false? (1/2, 1/2) is a solution to the equation 2x -3y = -1/2.
What is true?
500
What type of line is x=1?
What is vertical?
500
Write an equation and answer the question.
Liam and Hector are trying to win the lottery. They realize they can afford 10 tickets per week. They do the math and realize they need to buy 2,000,000 tickets to have a chance at winning. How many days will it take them to buy all the tickets?
y=10x
1,400,000 days