Question

Реши систему:
x=3
8x−y=11

Answer 1

x=3
8x−y=11


x=3
8*3−y=11


x=3
24−y=11


x=3
y=13

Ответ:(3;13)

Answer 2

x=3
8*(3)-y=11

x=3
24-y=11

x=3
y=24-11

x=3
y=13