Pick a value for x and solve for y, or vice versa.
(0, -2) and (1, 1) are two of the infinite number of ordered pairs that are solutions to this equation.
For the first of these, we chose x=0. Substituting that value into the equation, we have
y = 3*0 - 2 = 0 - 2 = -2
(0, -2) and (1, 1) are two of the infinite number of ordered pairs that are solutions to this equation.
For the first of these, we chose x=0. Substituting that value into the equation, we have
y = 3*0 - 2 = 0 - 2 = -2