v^2-4-4v=-4v

Solution for v^2-4-4v=-4v equation:

Simplifying
v2 + -4 + -4v = -4v

Reorder the terms:
-4 + -4v + v2 = -4v

Add '4v' to each side of the equation.
-4 + -4v + 4v + v2 = -4v + 4v

Combine like terms: -4v + 4v = 0
-4 + 0 + v2 = -4v + 4v
-4 + v2 = -4v + 4v

Combine like terms: -4v + 4v = 0
-4 + v2 = 0

Solving
-4 + v2 = 0

Solving for variable 'v'.

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

Add '4' to each side of the equation.
-4 + 4 + v2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + v2 = 0 + 4
v2 = 0 + 4

Combine like terms: 0 + 4 = 4
v2 = 4

Simplifying
v2 = 4

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