4(x^2+6)=168

Solution for 4(x^2+6)=168 equation:

Simplifying
4(x2 + 6) = 168

Reorder the terms:
4(6 + x2) = 168
(6 * 4 + x2 * 4) = 168
(24 + 4x2) = 168

Solving
24 + 4x2 = 168

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + 4x2 = 168 + -24

Combine like terms: 24 + -24 = 0
0 + 4x2 = 168 + -24
4x2 = 168 + -24

Combine like terms: 168 + -24 = 144
4x2 = 144

Divide each side by '4'.
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}