MA.7.AR.4.4
Given any representation of a proportional relationship, translate the representation to a written description, table or equation.
Example Problems
A printing press prints 56 posters in 8 minutes.
Write an equation that shows the relationship between x, the number of posters, and m, the minutes of printing.
Write an equation that shows the relationship between x, the number of posters, and m, the minutes of printing.
A local bakery bakes 45 muffins for every 15 scoops of batter.
Write an equation that shows the relationship between M, the muffins, and S, the scoops of batter.
Write an equation that shows the relationship between M, the muffins, and S, the scoops of batter.
The given table shows a proportional relationship between and .
Write an equation to describe the relationship.
| x | y |
|---|---|
| 8 | 3 |
| 24 | 9 |
| 40 | 15 |
Write an equation to describe the relationship.
Khan Academy ResourcesRates & proportional relationshipsRatios on coordinate planeInterpreting graphs of proportional relationshipsWriting proportional equationsWriting proportional equations from tablesRates & proportional relationships: gas mileageEquations for proportional relationshipsRatios on coordinate planeWriting proportional equationsRates & proportional relationships exampleInterpreting graphs of proportional relationships

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