Solve the Quadratic Equation:
The student made a mistake somewhere in his solution. Find the mistake, in lines 1-8, and rewrite with the correct Mathematical sentence.

This question was clipped from Math Is Fun
Solve the Quadratic Equation:
The student made a mistake somewhere in his solution. Find the mistake, in lines 1-8, and rewrite with the correct Mathematical sentence.
This question was clipped from Math Is Fun