Mathematics, 26.08.2019 10:30, ChaosMind

X+ y = k
x - y = k
the solution to the system shown is
(0, k)
(2, 2)
(k, 0) user: 3x - 4y = 7
3x + 2y = -5
when the second equation is subtracted from the first, the resulting equation is
-6y = -12
-6y = 12
-2y = -12
2y = 12

Answers: 1

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X+ y = k
x - y = k
the solution to the system shown is
(0, k)
(2, 2)
...