Question

in the equation x-y=1 the coordinates of 'x' are -1 and 2 then the coordinates of 'y' will be

Answer 1

Answer:

-2, 1

Step-by-step explanation:

given equation x-y=1

at x=-1

-1-y=1

-y=1+1

-y=2

y=-2

at x=2

2-y=1

-y=1-2

-y=-1

y=1