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Writing Equations (4.2.3-4.2.4)

Last updated almost 6 years ago

11 questions

Note from the author:

Writing equations to represent proportional relationships.

1

Which table correctly shows the proportional relationship between the number of hours Kenny works and how much he earns?

1

How did you decide which table fits the relationship?

1

What is the constant of proportionality, or unit rate, for this relationship?

1

What is the "y variable" for this relationship?

1

What is the "x variable" for this relationship?

1

Using the form y = k * x, write an equation showing the relationship between the number of hours Kenny works and the amount he earns. (remember - k is the unit rate or constant of proportionality!)

1

Look at the table showing the proportional relationship between how many messages she can send and the number of minutes. What number should go in the blue square?

1

What number completes the table?

1

What is the constant of proportionality, or unit rate, for this relationship?

1

What steps did you take to find the unit rate?

1

Emilio wants to create an equation to help predict how many messages Amira can send in a 55-minute class period. Use the form y = k * x to write an equation for Emilio and Fatumo.