8.MATH.5.A

Represent linear proportional situations with tables, graphs, and equations in the form of $y = kx$.

Grade 8 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012

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Vocabulary
linear proportional situationstablesgraphsequationsform y = kx
Skills
  • represent (linear proportional situations using tables) #dok2
  • represent (linear proportional situations using graphs) #dok2
  • represent (linear proportional situations using equations in the form y = kx) #dok2
Learning Targets
  • I can recognize linear proportional situations. #dok1
  • I can identify the form y = kx in equations. #dok1
  • I can represent linear proportional situations with tables. #dok2
  • I can represent linear proportional situations with graphs. #dok2
  • I can represent linear proportional situations with equations of the form y = kx. #dok2
  • I can translate between different representations (tables, graphs, equations) of a linear proportional situation. #dok3
Big Ideas
  • Linear proportional situations can be modeled consistently using tables, graphs, and equations in the form y = kx.
  • Understanding how to represent and connect different forms of linear proportional relationships builds a foundational understanding of functions and algebra.
Essential Questions
  • How can you represent a linear proportional situation using a table, a graph, and an equation?
  • What does the equation y = kx tell you about the relationship between two quantities?
  • How can you identify whether a situation is linear and proportional?
  • How do you translate between tables, graphs, and equations for the same situation?
  • In what real-world situations might you use a linear proportional model?