kimbo9chicken kimbo9chicken
  • 24-01-2018
  • Mathematics
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jackyang0325p2z5fu
jackyang0325p2z5fu jackyang0325p2z5fu
  • 24-01-2018
You multiply both equations by a factor to get them to have the same X coefficient, the first by 5 and the second by 2, you get 10x-15y=5 and 10x+8y=28. Then you subtract the equations to get 23y=23, y=1, plug y into first equaition, x=2. Answer is (2,1)
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