1) 7/3 и 1/3
2) 15 и 5/3
Пошаговое объяснение:
1)
x - y = 2
x = 7y
7y - y = 2
6y = 2
y = 2/6 = 1/3
x = 7/y = 7/3
2)
x + y = (16*3 + 2)/3 = 50/3
x = 9y
9y + y = 50/3
10y = 50/3
y = 5/3
x = 9y = 45/3 = 15
