3x^2-15+18=0

Solution for 3x^2-15+18=0 equation:

Simplifying
3x2 + -15 + 18 = 0

Reorder the terms:
-15 + 18 + 3x2 = 0

Combine like terms: -15 + 18 = 3
3 + 3x2 = 0

Solving
3 + 3x2 = 0

Solving for variable 'x'.

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

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

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

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

Divide each side by '3'.
x2 = -1

Simplifying
x2 = -1

Reorder the terms:
1 + x2 = -1 + 1

Combine like terms: -1 + 1 = 0
1 + x2 = 0

The solution to this equation could not be determined.