x^2-18.5=0

Solution for x^2-18.5=0 equation:

Simplifying
x2 + -18.5 = 0

Reorder the terms:
-18.5 + x2 = 0

Solving
-18.5 + x2 = 0

Solving for variable 'x'.

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

Add '18.5' to each side of the equation.
-18.5 + 18.5 + x2 = 0 + 18.5

Combine like terms: -18.5 + 18.5 = 0.0
0.0 + x2 = 0 + 18.5
x2 = 0 + 18.5

Combine like terms: 0 + 18.5 = 18.5
x2 = 18.5

Simplifying
x2 = 18.5

Take the square root of each side:
x = {-4.301162634, 4.301162634}