2x(2x)-12=4

Solution for 2x(2x)-12=4 equation:

Simplifying
2x(2x) + -12 = 4

Remove parenthesis around (2x)
2x * 2x + -12 = 4

Reorder the terms for easier multiplication:
2 * 2x * x + -12 = 4

Multiply 2 * 2
4x * x + -12 = 4

Multiply x * x
4x2 + -12 = 4

Reorder the terms:
-12 + 4x2 = 4

Solving
-12 + 4x2 = 4

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '12' to each side of the equation.
-12 + 12 + 4x2 = 4 + 12

Combine like terms: -12 + 12 = 0
0 + 4x2 = 4 + 12
4x2 = 4 + 12

Combine like terms: 4 + 12 = 16
4x2 = 16

Divide each side by '4'.
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}