Ответ:
y = 1
x = 6
Пошаговое объяснение:
2(x + y - 7) + (-x + 2y + 4) = 0
2x + 2y - 14 - x + 2y + 4 = 0
x + 4y - 10 = 0
x + y - 7 = 0
x + 4y - 10 - (x + y - 7) = 0
3y - 3 = 0
x + 1 - 7 = 0
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Ответ:
y = 1
x = 6
Пошаговое объяснение:
2(x + y - 7) + (-x + 2y + 4) = 0
2x + 2y - 14 - x + 2y + 4 = 0
x + 4y - 10 = 0
x + y - 7 = 0
x + 4y - 10 = 0
x + 4y - 10 - (x + y - 7) = 0
3y - 3 = 0
y = 1
x + 1 - 7 = 0
x = 6