-8x^2-2=-9

Solution for -8x^2-2=-9 equation:

Simplifying
-8x2 + -2 = -9

Reorder the terms:
-2 + -8x2 = -9

Solving
-2 + -8x2 = -9

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -8x2 = -9 + 2

Combine like terms: -2 + 2 = 0
0 + -8x2 = -9 + 2
-8x2 = -9 + 2

Combine like terms: -9 + 2 = -7
-8x2 = -7

Divide each side by '-8'.
x2 = 0.875

Simplifying
x2 = 0.875

Take the square root of each side:
x = {-0.935414347, 0.935414347}