Answer:
x = -13 or 1.
Step-by-step explanation:
Given the equation:
Follow the steps below to solve by completing the square method:
Step 1: Take the constant to the right-hand side.
Step 2: Divide the coefficient of x by 2, square it and add it to both sides.
Step 3: Write the left-hand side as a perfect square.
Step 4: Take the square root of both sides.
Step 5: Solve for x.
The value of x is -13 or 1.