Ответ:
x = -1
y = -8
Объяснение:
5x - 2y = 11
4x - y = 4 | *-2
+
-8x + 2y = -8
-------------------
-3x = 3 | -3
-y = 4 + 4
-y = 8 | *-1
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Ответ:
x = -1
y = -8
Объяснение:
5x - 2y = 11
4x - y = 4 | *-2
5x - 2y = 11
+
-8x + 2y = -8
-------------------
-3x = 3 | -3
x = -1
-y = 4 + 4
-y = 8 | *-1
y = -8