How Do You Write an Equation for Direct Variation from a Table?

How Do You Write an Equation for Direct Variation from a Table?

Note:

Looking for some practice with direct variation? Watch this tutorial, and get that practice! This tutorial shows you how to take a table of values and describe the relation using a direct variation equation.

Keywords:

  • problem
  • word problem
  • word
  • translate words to algebra
  • equation of direct variation
  • find equation of direct variation
  • direct variation
  • direct proportionality
  • table
  • use table
  • constant of variation

Background Tutorials

  • Introduction to Algebraic Expressions

      • What is a Variable?What is a Variable?

      What is a Variable?

      You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!

  • Graphing in the Coordinate Plane

      • What is an Ordered Pair?What is an Ordered Pair?

      What is an Ordered Pair?

      Ordered pairs are a fundamental part of graphing. Ordered pairs make up functions on a graph, and very often, you need to plot ordered pairs in order to see what the graph of a function looks like. This tutorial will introduce you to ordered pairs!

  • Relation Definitions

      • What is a Relation?What is a Relation?

      What is a Relation?

      Got a set of ordered pairs? Then you have a relation! This tutorial takes a look at relations!

  • Direct Variation Definitions

      • What's the Constant of Variation?What's the Constant of Variation?

      What's the Constant of Variation?

      The constant of variation is the number that relates two variables that are directly proportional or inversely proportional to one another. But why is it called the constant of variation? This tutorial answers that question, so take a look!

  • Using Direct Variation

      • How Do You Write an Equation for Direct Variation Given a Point?How Do You Write an Equation for Direct Variation Given a Point?

      How Do You Write an Equation for Direct Variation Given a Point?

      Looking for some practice with direct variation? Watch this tutorial, and get that practice! This tutorial shows you how to take given information and turn it into a direct variation equation. Then, see how to use that equation to find the value of one of the variables.

Further Exploration