Vocab and Definitions
Writing Equations!
Multiplicative
Additive
Additive vs. Multiplicative
100

The names of the 2 types of Relationships

What are additive and multiplicative?

100

Concert tickets cost $14 each.  How would you represent this in an equation?

What is y=14x?

100

A multiplicative graph ALWAYS goes through the...

What is the origin?

100

Write the equation for the following coordinates:

(0,4) (2,6) (4,8)

What is y = x + 4? 

100

Ordered pairs in where each x-value is multiplied by the same factor to find y-value

What is a multiplicative relationship?

200

It's coordinates are (0,0)

What is the origin?

200

What is y = 2x?

200

Elias and Elizabeth are buying jelly beans.  They cost $3 per pound. The rule is 3x, where x is the number of pounds, can be used to find y, the total cost of x pounds of jelly beans. 

The dependent quantity is ________________.

What is the total cost of pounds Elizabeth and Elias are buying?

200

The equation for the following situation:

Isaiah has 15 more songs downloaded on his MP3 than Dominic.

What is y = x + 15?

200

Ordered pairs where the same value is added to each x-value to find the y-value

What is an additive relationship?

300

Four sections on a coordinate plane graph where ordered pairs are plotted

What are Quadrants?

300


What is y = x + 5 ?

300

In y = 2.5x the value of y is ___________________ the value of x.

What is 2.5 times more than the value of x?

300

In y = x + 2 the value of y is _________________ the value of x.

What is 2 more than the value of x?

300

Is the following equation additive or multiplicative?

y = x + 6

What is additive?

400

A quantity that stands alone and is not changed by other quantities. Most often the "x" variable. Also known as the "cause"

What is the indpendent variable?

400

The equation for the following ordered pairs is:

(0,4)  

(1,5) 

(2,6) 

(3,7)

What is y = x + 4

400

What are the independent variables?

What are minutes?

400

What is the rule?

What is r = q + 10.1?

400

Is the following equation additive or multiplicative?

c = 2m

What is multiplicative?

500

A quantity that changes depending on another quantity. Most often the "y" variable. Also known as the "effect"

What is the dependent variable?

500

What is y=$2.50x?

500

What are the dependent quantities? All the points on y-axis

What are 0,10,20,30,40,50,60,70?

500

True or False: When graphing an additive relationship, it will always go through the origin?

What is False?

500

The equation for the following ordered pairs is

(2,1)

(4,2)

(6,3)

(8,4)

What is y = x/2 ?

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