3x^2-9+2=0

Solution for 3x^2-9+2=0 equation:

Simplifying
3x2 + -9 + 2 = 0

Reorder the terms:
-9 + 2 + 3x2 = 0

Combine like terms: -9 + 2 = -7
-7 + 3x2 = 0

Solving
-7 + 3x2 = 0

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 3x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 3x2 = 0 + 7
3x2 = 0 + 7

Combine like terms: 0 + 7 = 7
3x2 = 7

Divide each side by '3'.
x2 = 2.333333333

Simplifying
x2 = 2.333333333

Take the square root of each side:
x = {-1.527525232, 1.527525232}