Ответ:
x = 3, y = -1
Объяснение:
x= 4 + y
2 * (4+y) + y = 5 ==> 8 + 2y + y = 5 ==>
==> 3y = -3 ==> y = -1
Подставляем наш "y"
x = 4 + (-1) ==> x = 3
y = -1
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Ответ:
x = 3, y = -1
Объяснение:
x= 4 + y
2 * (4+y) + y = 5 ==> 8 + 2y + y = 5 ==>
==> 3y = -3 ==> y = -1
Подставляем наш "y"
x = 4 + (-1) ==> x = 3
y = -1