y=12x-2

Combine 12 and x.

y=x2-2

Choose any value for x that is in the domain to plug into the equation.

Remove parentheses.

y=02-2

Simplify 02-2.

Divide 0 by 2.

y=0-2

Subtract 2 from 0.

y=-2

y=-2

Use the x and y values to form the ordered pair.

(0,-2)

(0,-2)

Remove parentheses.

y=12-2

Simplify 12-2.

To write -2 as a fraction with a common denominator, multiply by 22.

y=12-2⋅22

Combine -2 and 22.

y=12+-2⋅22

Combine the numerators over the common denominator.

y=1-2⋅22

Simplify the numerator.

Multiply -2 by 2.

y=1-42

Subtract 4 from 1.

y=-32

y=-32

Move the negative in front of the fraction.

y=-32

y=-32

Use the x and y values to form the ordered pair.

(1,-32)

(1,-32)

Remove parentheses.

y=22-2

Simplify 22-2.

Divide 2 by 2.

y=1-2

Subtract 2 from 1.

y=-1

y=-1

Use the x and y values to form the ordered pair.

(2,-1)

(2,-1)

These are three possible solutions to the equation.

(0,-2),(1,-32),(2,-1)

Find Three Ordered Pair Solutions y=1/2x-2