anonymous
  • anonymous
x – y = 7 x + y = 5 What is the x-value of their intersection? 6 -1 12 none of the above
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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experimentX
  • experimentX
6
hoblos
  • hoblos
x – y = 7 x + y = 5 add the two equations 2x=12 x=6
anonymous
  • anonymous
thanks i thought it was 12

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anonymous
  • anonymous
then whats the solution
anonymous
  • anonymous
x – y = 7 x – y = 5 What is the solution? (6, -1) no solution infinite solutions none of the above
hoblos
  • hoblos
if you subtract the equations here you will get 0=2 impossible so no solution
anonymous
  • anonymous
i dont get this one is it (4,2), x + 2y = 4 2x + 4y = 8 What is the solution? (4,2) no solution infinite solutions none of the above

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