0=8x^2+12-20

Solution for 0=8x^2+12-20 equation:

Simplifying
0 = 8x2 + 12 + -20

Reorder the terms:
0 = 12 + -20 + 8x2

Combine like terms: 12 + -20 = -8
0 = -8 + 8x2

Solving
0 = -8 + 8x2

Solving for variable 'x'.

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

Add '-8x2' to each side of the equation.
0 + -8x2 = -8 + 8x2 + -8x2
Remove the zero:
-8x2 = -8 + 8x2 + -8x2

Combine like terms: 8x2 + -8x2 = 0
-8x2 = -8 + 0
-8x2 = -8

Divide each side by '-8'.
x2 = 1

Simplifying
x2 = 1

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