18x^2-84+90=0

Solution for 18x^2-84+90=0 equation:

Simplifying
18x2 + -84 + 90 = 0

Reorder the terms:
-84 + 90 + 18x2 = 0

Combine like terms: -84 + 90 = 6
6 + 18x2 = 0

Solving
6 + 18x2 = 0

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 + 18x2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 18x2 = 0 + -6
18x2 = 0 + -6

Combine like terms: 0 + -6 = -6
18x2 = -6

Divide each side by '18'.
x2 = -0.3333333333

Simplifying
x2 = -0.3333333333

Reorder the terms:
0.3333333333 + x2 = -0.3333333333 + 0.3333333333

Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000
0.3333333333 + x2 = 0.0000000000

The solution to this equation could not be determined.