Tell whether each sentence below is True or False.
1. Solving a system of equations by solving for one of the variables in one equation and
putting that result into the other equation is called the subtraction method.

2. The solution to a system of equations is the coordinates of the point where the graphs of the two equations intersect.

3. If you get an identity when trying to solve a system of two linear equations, the system's graph must be two parallel lines.