Math, asked by sachu4294, 11 months ago

30/x-y+45/x+y=10;40/x-y+55/x+y=13 solve

Answers

Answered by BOBIDULKHAN
1

Answer:

  • x+y=v x-y=u
  • 44/4+30/10,
  • div4
  • 11/4+15/2u=5/2
  • 11/4+8/u=13/5
  • 15/2u-8/4=5/2-13/25
  • 15-16/2u=25-26/10
  • -1/2u=-1/10
  • 10=2u
  • v=5
  • 55/4+40/4=13
  • 55/4+40/8=13
  • 55/4=13-8=5
  • 55/5=u
  • u=11
  • x+y=11
  • x-y=5
  • 2x-16
  • x=8
  • 8-y=5
  • y=3

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