Ask Question
5 November, 19:15

Suppose y varies directly as x. if y = 3 when x = 15, find when y = 5.

+3
Answers (1)
  1. 5 November, 19:36
    0
    X = - 9

    Step-by-step explanation:

    y = k X for some fixed number constant k.

    -5 = k (15)

    k = - 5/15 = - 1/3

    So y = (-1/3) X

    When y = 3 - --> 3 = (-1/3) X

    X = - 9
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Suppose y varies directly as x. if y = 3 when x = 15, find when y = 5. ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers