Ask Question
13 August, 01:03

If x-2y=0 and 3x+y=7 whats the vaule of * ?

+1
Answers (1)
  1. 13 August, 02:52
    0
    The first equation may be written

    x = 2y

    The second equation is

    3x + y = 7

    Substituting

    3 (2y) + y = 7

    6y + y = 7

    7y = 7

    y = 1

    x = 2y = 2

    Answer: 2
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “If x-2y=0 and 3x+y=7 whats the vaule of * ? ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers