3x-y=-26;x+y=-2

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2x+y=8
x+3y=14

Solution for 3x-y=-26;x+y=-2 system of equations: 


  • /| 3*x-y+26 = 0| x+y+2 = 0
  • We try to solve the equation: 3*x-y+26 = 0
  • 3*x-y+26 = 0 // - 3*x+26
  • -y = -(3*x+26) // * -1
  • y = 3*x+26
  • We insert the solution into one of the initial equations of our system of equations
  • We get a system of equations:
  • /| x+3*x+2+26 = 0| y = 3*x+26
  • 4*x+28 = 0 // - 28
  • 4*x = -28 // : 4
  • x = -28/4
  • x = -7
  • We insert the solution into one of the initial equations of our system of equations
  • For y = 3*x+26: 
  • y = 26-7*3
  • y = 26-21
  • y = 5
  • We get a system of equations:
  • /| y = 5| x = -7

 

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