STAAR bootcamp 5

7th Grade Math STAAR Bootcamp Day 5

Linear Relationships

Learning Target:

I can:

TEKS 7.4A Represent Constant Rates of Change

TEKS 7.7A Represent Linear Relationships in the form of y=mx+b

TEKS 7.4C Determine the Constant of Proportionality

STAAR Bootcamp 5: Linear Relationships - Google Jamboard

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​https://jamboard.google.com/d/13mKCoZ9EGsuI4wYBRVYxfPy2rI3v2dtfeWHaKhmpb4I/edit?usp=sharing

Linear Relationship

is an algebraic relationship whose graph is a line.

We can show Linear Relationships in:

Graphs

Tables

Equations

Graphing

A cup of coffee costs $2.25 at Cup of Jo Coffee Shop

Graph the line that best represents the relationship between the cups of coffee (x) and the total cost (y)

Graphing

At the Downtown Parking Garage there is a $5.00 entrance fee and then an additional $3.00 per hour

Reorder

Guess Mrs. LaBounty's Favorite Disney Movies!

Reorder the following

1 = Worst

4 = Best

1

2

3

4

• 1
• 2
• 3
• 4

Draw

Break Time!

Draw!

This is the cause of the action. It is found on the x axis .

​

​INdependent

Variable​

​

In any situation, it is the variable affected or the result of changes by another factor.

It is found on the y axis​.

​

​What do you depend on?

​Dependent

Variable​

​

Multiple Choice

Which variable is the INDEPENDENT VARIABLE?

• x

• y

Multiple Choice

On a graph, which axis shows the independent variable?

• x-axis

• y-axis

• neither

• it changes

Multiple Choice

Name the INDEPENDENT variable from the table below.

• words

• minutes

IMPORTANT!

• (Independent, Dependent)

• (x , y)

Constant Rate of Change from Graphs

Match

Can you finish these Disney lyrics?

• You want thingamabobs? I got...

• You think the only people who are people, are the people

• There's children throwing snoballs instead of...

• A spoonful of sugar helps...

• I know everybody on this island seems so happy on this ..

20

who look and think like you

throwing heads

the medicine go down

everything is by design

• 20

• who look and think like you

• throwing heads

• the medicine go down

• everything is by design

​Constant of Proportionality​

​

​y / x = 15 / 5 = 3

​

The constant of proportionality is 3.

​

What does the constant of proportionality mean?

You can paint 3 birdhouses with 1 can of paint. ​

​

​

Drag and Drop

The constant of proportionality is ​

Placeholder

Drag these tiles and drop them in the correct blank above

95

2

190

380

10

950

Drag and Drop

Sandra can type ​

Placeholder

words per minute

Drag these tiles and drop them in the correct blank above

65

0.015

195

3

585

192

Multiple Choice

What is the constant rate of change in miles per hour while driving in the city?

• 25 miles per hour

• 2 miles per hour

• 60 miles per hour

• 30 miles per hour

Poll

Thanks for a great class!

Which one are YOU?

• Feeling pretty good so far

• need to practice more

• so tired of reviewing

• Help! Need more practice!