Equations & Inequalities
Linear Equations
Word Problems and Trivia!
Domain and Range
Functions
100
3x - 1 = 80
x = 27
100
What is the equation of the graph?
y = 2x - 1
100
What geometric shape is generally used for stop signs?
Octagon
100
What is domain? What is range?
Domain are our x values and range are our y values
100
Is y a function of x for the following set of ordered pairs? Why?
(0,2) (5,4) (-5,3) (6,1) (0,-3)
Nope! X repeats!
200
4x - 6 + 2x > 3x + 12
x > 6
200
What is the equation of the graph?
y = -3/2x +3
200
What does “www” stand for in a website browser?
World Wide Web
200
What is the domain for the following set?
(4, 5) (8, 10) (-4, 3) (2, -7)
D = {-4, 2, 4, 8}
200
Is the following table a function? Why?
Yep! All the x values are different!
300
3/4x + 9 = 12
x = 4
300
What is slope intercept form of -6x + 4y = 36
y = 3/2x + 9
300
What is the rarest M&M color?
Brown
300
What is the domain and range of the graph?
D: All Real Numbers
R: -2 <_ y
300
Is the following y a function of x? Why?
Nope! The input 0 has more than one line which means it repeats!
400
-4(1/2x + 5) - x = 80 - x - 6
x = -47
400
What is the slope of the equation 3x - 8y = 24?
m = 3/8
400
Mike and Sarah collect rocks. Together they collected 50 rocks. Mike collected 10 more rocks than Sarah. How many rocks did each of them collect?
50 = m + s
m = s + 10
400
What is the domain and range of the mapping?
D: {-6, -3, 0, 3}
R: {-1, 0, 2}
400
Is the following graph a function? Why?
Yes! It passes the vertical line test!
500
-2x + 10 - 3x < 45 + 5x
x > 3.5
500
What are the zeros of the graph y = 2x - 3? (Maybe use desmos?)
zero = 1.5
500
TRIPLE POINTS!!!!
Aiden borrows a book from a public library. He read a few pages on day one. On day two, he reads twice the number of pages than he read on day one. On the third day, he reads six pages less than what he read on the first day. If he read the entire book that contains 458 pages in three days, how many pages did he read on day three?
110 Pages
500
DAILY DOUBLE!!!
What is the domain and range of the graph?
D: {-1 <- x <- 3}
R: {-2<- y <- 2}
500
What would make the following not a function?
(-2,3) (8, 4) (7, 9) (-1,-3)
Anything that has an x value of -2,8,7, or -1