Question

a pair of linear equations which has a unique solution x=-1 y=-2​

Answer 1

Answer:

x+y=-3

2x+2y= -6.

Step-by-step explanation:

Hope that helps you...

Answer 2

Answer:

Hi the following can be a pair

x+y = -3 &

x-y = 1

You can write many such pairs provided all of them would be satisfied by given point (-1,-2).

Hope this helps.