The domain x ∈ {-5; 0; 5} the relation: 2x + y + =1 → y = 1 - 2x
Put the values of x from domain to the equation of the relation: for x = -5 → y = 1 - 2(-5) = 1 + 10 = 11for x = 0 → y = 1 - 2(0) = 1 - 0 = 1for x = 5 → y = 1 - 2(5) = 1 - 10 = -9 Answer: {-9; 1; 11}