*Essential Question: Can you use the constant of proportionality in an equation to represent a real world example?*

7.RP.2b

**Warm up**

**Lesson**

**Summary**

**Problems**

**Exit**

*Essential Question: Can you use the constant of proportionality in an equation to represent a real world example?*

7.RP.2c

**Warm up**

**Lesson**

**Discussion**

- Which makes more sense: to use a unit rate of “ears of corn per dollar” or of “dollars/cents per ear of corn”?
- Based on the previous question, which would be the independent variable?
- Which would be the dependent variable and why?
- How do you write an equation for a proportional relationship in a generic form?

**Summary**

**Problems**

**Exit**