YourMortalEmily
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  • 16-02-2018
  • Mathematics
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Math people... Help!

{6x−4y=−24
{4x−8y=−32

Graph the system of equations.



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  • 16-02-2018
Using the elimination method
2(6x - 4y = - 24)
    4x - 8y = -32
==>12x - 8y = -48
       4x - 8y = -32
subtract top to bottom
==>8x = -16
      4x - 8y = -32
==>x = -2
      4(-2) - 8y = -32
==>x=2
     -8y = -32 + 8
==>x = -2
      -8y = -24
==>x=-2
     y = 3
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