jessicafahrner jessicafahrner
  • 24-04-2015
  • Mathematics
contestada

Solve each linear system. Verify each solution by substituting the coordinates of your solution into both equations.

x-y=8 and x+2y=2

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Panoyin
Panoyin Panoyin
  • 25-04-2015
1x - 1y = 8
1x + 2y = 2
       -3y = 6
        -3    -3
          y = -2
 x - (-2) = 8
   x + 2 = 8
       - 2  - 2
          x = 6
     (x, y) = (6, -2)
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