Vocab and Definitions
The names of the 2 types of Relationships
What are additive and multiplicative?
Concert tickets cost $14 each. Write the equation for this situation.
What is y=14x?
An ordered point where Y = 1/2X passes through.
What is ex: (0,0) (1,2) (2,4)?
The graph and the equation for the following coordinates:
(0,4) (2,6) (4,8)
What is y = x + 4?
(Teacher needs to approve the graph)
A relationship among a set of ordered pairs in which each x-value is multiplied by the same factor to find each corresponding y-value and the graph passes through the origin.
What is a proportional relationship?
A number multiplied by a variable in an algebraic expression
What is a coefficient?
The equation that shows the relationship between these coordinates: (1,5) (2,6) (3,7) (4,8)
What is y = x + 4?
Elias and Elizabeth are buying jelly beans. In bulk, they cost $3 per pound. The rule is 3x, where x is the number of pounds, can be used to find the total cost of x pounds of jelly beans.
The cost of 5 pounds of jelly beans is ________________.
What is $15?
The equation for the following situation:
Isaiah has 15 more songs downloaded on his MP3 than Dominic.
What is y = x + 15?
The relationship among set of ordered pairs in which the same value is added to each x-value to find the corresponding y-value and the y-intercept is NOT (0,0).
What is an additive relationship?
A number that does not vary
What is a constant?
An Internet business charges a flat rate of $6.50 for shipping. If x represents the total cost with shipping, the equation that shows the relationship between x and y
What is y = x + 6.5 ?
An ordered point where Y = 7X passes through.
What is ex: (1,7) (3,21) (5, 35)?
The equation for the following ordered pairs is:
(5, 9)
(10, 14)
(11, 15)
(3,7)
What is y = x + 4
The the equation the describes the relationship between the following x and y values:
(0.5, 3.5) (1.5, 4.5) (4.5, 7.5)
What is y = x + 3 ?
All the multiplicative relationships begin at this point
What is what is the origin?
Fill in the blank for the state that best describes the data: (1,6) (2,7) (3,8) (4,9)
The y-intercept in this relationship is _____.
What is 5?
The first three coordinates on the linear equation, y = 4X.
What is (0,0) (1, 4) (2, 8)?
The equation for the following ordered pairs is
(2,1)
(4,2)
(6,3)
(8,4)
What is y = (1/2)x ?
The coordinates below represent an additive relationship. What is the equation?
x y
2 -1
1 -2
5 2
What is y = x - 3?
This relationship has a y intercept other than 0.
What is an additive relationship?
Amaya is a years old. Sophia's age, s, is 3 years older than Amaya. The equation that represents the relationship between the ages of Amaya and Sophia.
What is a = s + 3?
The slope and equation for the following relationship:
On one Web site, you can download songs for $2 each.
What is slope=2. What is equation is y=2x.
The graph y = x + 7 and y = x + 4 on the same grid.
What is (sketch of graph)? Teacher needs to approve
A pizza shop sells a pizza for $8.00 and $1.00 for each added topping. What is the equation for any given pizza? How much will it cost to buy a pizza with 4 additional toppings?
What is y = x + 8? What is $12.00.