Ask Question
21 August, 11:49

How many solutions does this system have? y=-3x - 9x-4y=21

+1
Answers (1)
  1. 21 August, 12:08
    0
    Step-by-step explanation:

    -9x-4 (-3x) = 21

    -9x+12x=21

    3x=21

    x=7
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “How many solutions does this system have? y=-3x - 9x-4y=21 ...” 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