15x^2+72=0

Solution for 15x^2+72=0 equation:

Simplifying
15x2 + 72 = 0

Reorder the terms:
72 + 15x2 = 0

Solving
72 + 15x2 = 0

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 15x2 = 0 + -72

Combine like terms: 72 + -72 = 0
0 + 15x2 = 0 + -72
15x2 = 0 + -72

Combine like terms: 0 + -72 = -72
15x2 = -72

Divide each side by '15'.
x2 = -4.8

Simplifying
x2 = -4.8

Reorder the terms:
4.8 + x2 = -4.8 + 4.8

Combine like terms: -4.8 + 4.8 = 0.0
4.8 + x2 = 0.0

The solution to this equation could not be determined.