X^2+4x-72=4x

Solution for X^2+4x-72=4x equation:

Simplifying
X2 + 4x + -72 = 4x

Reorder the terms:
-72 + X2 + 4x = 4x

Add '-4x' to each side of the equation.
-72 + X2 + 4x + -4x = 4x + -4x

Combine like terms: 4x + -4x = 0
-72 + X2 + 0 = 4x + -4x
-72 + X2 = 4x + -4x

Combine like terms: 4x + -4x = 0
-72 + X2 = 0

Solving
-72 + X2 = 0

Solving for variable 'X'.

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

Add '72' to each side of the equation.
-72 + 72 + X2 = 0 + 72

Combine like terms: -72 + 72 = 0
0 + X2 = 0 + 72
X2 = 0 + 72

Combine like terms: 0 + 72 = 72
X2 = 72

Simplifying
X2 = 72

Take the square root of each side:
X = {-8.485281374, 8.485281374}