$\"\"$

The system of equations are $\"\"$ and $\"\"$ .

Solve the equation.

$\"\"$ (Second equation)

$\"\"$ (Add $\"\"$ to each side)

$\"\"$ (Apply additive inverse property: $\"\"$ )

$\"\"$ (Multiply negative one each side)

Substitution method: \ \

$\"\"$ (First equation)

$\"\"$ (Substitute $\"\"$ )

$\"\"$ (Distributive property: $\"\"$ )

$\"\"$ (Apply additive inverse property: $\"\"$ )

Because $\"\"$ is true, this system has infinitely many solutions. \ \

$\"\"$

The system has infinitely many solutions.