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33 votes
33 votes
In a direct variation, y = 18 when x = 6. Write a direct variation equation that shows therelationship between x and yWrite your answer as an equation with y first, followed by an equals signSubmit

User PhilPursglove
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1 Answer

14 votes
14 votes

\begin{gathered} y=kx \\ \text{where:} \\ k=\text{constant of proportionality} \\ y=18,x=6 \\ 18=6k \\ k=(18)/(6) \\ k=3 \\ so\colon \\ y=3x \end{gathered}

User David Fritsch
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