Question

x+y=1 by graphical method​

Answer 1

Answer:

x+y=1

ifx=1

1+y=1

y=1−1=0

Ifx=2

2+y+1

y=−1

2x+3y=0

ifx=3

2(3)+3y=0

6+3y=0

3y−6

y=−2

Ifx=6

2(6)+3y=0

12+3y=0

3y=−12

y=−4

It has unique solution

The lines will intersect each other.

Step-by-step explanation:

Hope it will help you..

Answer 2

Answer:

x+y=1 = x+y = 0 , 1 OK answer