Answered

At Westonci.ca, we connect you with experts who provide detailed answers to your most pressing questions. Start exploring now! Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

The variables x and y are directly proportional, and y = 2
when x = 3. What is the value of y when x = 9 ?

Sagot :

naǫ
Direct proportionality:
[tex]y=kx[/tex]
k - the constant of proportionality

[tex]y=2 \hbox{ when } x=3 \\ \Downarrow \\ y=kx \\ 2=3k \\ k=\frac{2}{3} \\ \\ y=? \hbox{ when } x=9 \\ \Downarrow \\ y=kx \\ y=\frac{2}{3} \times 9 \\ y=2 \times 3\\ y=6 \\ \\ \boxed{y=6 \hbox{ when } x=9}[/tex]
Thanks for using our platform. We're always here to provide accurate and up-to-date answers to all your queries. We appreciate your time. Please revisit us for more reliable answers to any questions you may have. We're glad you chose Westonci.ca. Revisit us for updated answers from our knowledgeable team.