Multiplicative
What is the equation for a multiplicative problem?
y=ax
What is the equation for an additive problem?
y=x+a
What are the names of the graph on a graph?
X and Y axis
Where does the X-axis go on a table? Where does the Y-axis go on a table?
The X-axis goes on the left side and the Y-axis goes on the right side
When writing a point, how are the axis plotted?
(x,y)
How do you know when a graph is multiplicative?
A graph is multiplicative when a point crosses the origin (0,0).
How do you know when a graph is additive?
The graph is additive when the numbers are increasing by adding the same number each time
The graph is additive when the graph line does not go through the origin
The X-axis is ____________ and the Y-axis is __________?
Independent, Dependent
X is the _______ variable and Y is the _______ variable.
independent, dependent
reduce (56/32) to its simplest form
(7/4) improper fraction ----> proper fraction 1(3/4)
dividing by 8
Solve for the (y) in this table -
(x) : (3)x : (y)
4 : (3)x : (y)
12 : (3)x : (y)
8 : (3)x : (y)
12, 36, 24
x : x+10 : y
a) ? : x+10 : 23
b) ? : x+10 : 59
c) ? : x+10 : 86
a) 13
b) 49
c) 76
How many quadrant planes are there?
4 quadrant planes (top right 1, top left 2, bottom left 3, bottom right 4)
x : 5(x) : y
a) ? : 5(x) : 75
b) ? : 5(x) : 120
c) ? : 5(x) : 150
a) 15
b) 24
c) 30
5 ➗ (2/7) = ?
35/2 or 17(1/2)
Write an equation that demonstrates a multiplicative relationship between the points (8, 48) and (14, 84).
y=6x
What scenario best represents an additive relationship between x and y?
A) Ashley goes to the flower shop every week. She buys the same number of flowers every week.
B) Luz has 21 rubber ducks. Each month she has two times more ducks than the last month.
C) Ale has a sunflower that she measures each week. Each week the flower grows 4 inches more than the week before.
D) Diana likes to watch documentaries. She rewatches the same documentary 3 times a week.
C) Ale has a sunflower that she measures each week. Each week the flower grows 4 inches more than the week before.
Plot the points (2,10), (5,-3), and (-9,8). What are their quadrants?
(2,10): Quad 1
(5,-3): Quad 4
(-9,8): Quad 2
Each month Jesse reads a different number of books and he records how long it takes him to read the books. The amount of time it takes for Jesse to read books each month varies.
What is the independent quantity in this situation?
books ~ time (hours)
2 ~ 6
3 ~ 9
4 ~ 12
5 ~ 15
The number of books
(15/3) x 7
105/3 --reduced--> 35
Doña Florinda likes to record the height of her grandson Miguel each week.
Week (x) : Height (in.) y
2 : 24
4 : 48
6 : 72
8 : 84
10 : 120
12 : 144
Write an equation that represents the relationship between the weeks that pass and how tall Manuel grows.
y=12x
Which situation represents an additive relationship between x and y?
A. Ethan has 12 grapes. Every minute she eats a grape.
B. Valeria runs track after school. She runs 2 miles every 10 minutes.
C. Mr. Venzor has 19 books. Each month he buys a new book.
D. Julissa has 4 cats. She feeds them 3 times a day every 3 weeks.
C. Mr. Venzor has 19 books. Each month he buys a new book.
Ms. Johnson's room is located 10 units up and 6 units left from the front office. The office is at the origin (0,0) What are the coordinates of Ms. Johnson's room? What quadrant is her room in?
(-6, 10), Quadrant 2
During Spring Break, Ale traveled to four different restaurants to try their chicken and waffles. She recorded how far they were from her house and how much the chicken and waffles cost.
Restaurant : Distance (miles) : Cost ($)
A : 3 : $11
B : 85 : $25
C. : 20 : $8
D : 42 : $3
The distance of the restauraunts from her house is a/an _________ quantity and the price of the chicken and waffles is a/an __________ quantity.
independent, dependent
When placed on a coordinate plane the points (0,-5); (-4,-1); (-4,1); (0,0); (4,1); (4,-1); (-2,2), and (2,2) make what shape?
a heart