4h^2-12+8=0

Solution for 4h^2-12+8=0 equation:

Simplifying
4h2 + -12 + 8 = 0

Reorder the terms:
-12 + 8 + 4h2 = 0

Combine like terms: -12 + 8 = -4
-4 + 4h2 = 0

Solving
-4 + 4h2 = 0

Solving for variable 'h'.

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

Add '4' to each side of the equation.
-4 + 4 + 4h2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 4h2 = 0 + 4
4h2 = 0 + 4

Combine like terms: 0 + 4 = 4
4h2 = 4

Divide each side by '4'.
h2 = 1

Simplifying
h2 = 1

Take the square root of each side:
h = {-1, 1}