Ask Question
10 November, 04:24

X+y=8. X-y=2 elimination problem

+1
Answers (1)
  1. 10 November, 06:01
    0
    X+Y=8 "" X=8-Y

    now we can substitute X with 8-Y in the second equation, which was X-Y=2

    X-Y=2 "" (8-Y) - Y=2 "" 8-2Y=2 "" 2Y=8-2 "" Y=6/2 "" Y=3

    since X=8-Y, and Y=3, so X=8-3=5

    X=5 and Y=3
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “X+y=8. X-y=2 elimination problem ...” 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