mandilynn22
mandilynn22 mandilynn22
  • 19-11-2018
  • Mathematics
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Solve the system of equations

Solve the system of equations class=

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apologiabiology
apologiabiology apologiabiology
  • 19-11-2018

I would do linear combinations

if we simplify all of them by dividing the 2nd equation by -2 and the 3rd by 3, we get

x+y+2z=5

x+y+2z=5

x+y+2z=5

which is all the same plane, so there are infnitely many solutions

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