9x^2-6=20

Solution for 9x^2-6=20 equation:

Simplifying
9x2 + -6 = 20

Reorder the terms:
-6 + 9x2 = 20

Solving
-6 + 9x2 = 20

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 9x2 = 20 + 6

Combine like terms: -6 + 6 = 0
0 + 9x2 = 20 + 6
9x2 = 20 + 6

Combine like terms: 20 + 6 = 26
9x2 = 26

Divide each side by '9'.
x2 = 2.888888889

Simplifying
x2 = 2.888888889

Take the square root of each side:
x = {-1.699673171, 1.699673171}