Choose the equation that best represents the general form of the following expression.
x^2/2=7x
- x 2 + 14x + 0
x 2 + 14x = 0
x 2 - 14x = 0
x 2 - 7x + 2 = 0
x^2/2=7x
x 2 - 14x = 0
x 2 - 7x + 2 = 0