Question

Solve x2 = 14x – 49

Answer 1

x^2 or 2x?

Answer 2

x^2

Answer 3

x^2 - 14x + 49 = 0 (move everything to one side)
observe this: (a-b)^2 = a^2 - 2ab + b^2

Answer 4

x^2 -14x + 49 = 0
(x-7)(x-7)
x = 7

Answer 5

Here is a detailed explanation and the solution.