9x^2-33+28=0

Solution for 9x^2-33+28=0 equation:

Simplifying
9x2 + -33 + 28 = 0

Reorder the terms:
-33 + 28 + 9x2 = 0

Combine like terms: -33 + 28 = -5
-5 + 9x2 = 0

Solving
-5 + 9x2 = 0

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 9x2 = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 9x2 = 0 + 5
9x2 = 0 + 5

Combine like terms: 0 + 5 = 5
9x2 = 5

Divide each side by '9'.
x2 = 0.5555555556

Simplifying
x2 = 0.5555555556

Take the square root of each side:
x = {-0.745355993, 0.745355993}