4 years ago

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

1 answer:

4 0

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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