$\"\"$

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

Solve the equation.

$\"\"$ (First equation)

$\"\"$ (Divide each side by $\"\"$ )

$\"\"$ (Cancel common terms)

Substitution method:

$\"\"$ (Second equation)

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

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

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

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

$\"\"$

The system has infinitely many solutions.