Question

решите пожалуйста!!!!!!!!

Answer 1

30 - 2x = 38 - 6y
2x + y = 13

2x = 6y - 8
2x + y = 13

2x = 6y - 8
6y - 8 + y = 13

x = 3y - 4
7y = 21

y = 3
x = 3*3 - 4 = 5

Ответ: (5; 3)