Ask Question
18 June, 15:55

Suppose y varies directly as x and y=21 when x 3 find x when y=42

+4
Answers (1)
  1. 18 June, 19:51
    0
    35

    y=kx, where k is a constant

    substitute in y=21 and x=3, you will get k=7

    y=7 (5)

    y = 35
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Suppose y varies directly as x and y=21 when x 3 find x when y=42 ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers