(x^2+2-221)=0

Solution for (x^2+2-221)=0 equation:

Simplifying
(x2 + 2 + -221) = 0

Reorder the terms:
(2 + -221 + x2) = 0

Combine like terms: 2 + -221 = -219
(-219 + x2) = 0

Remove parenthesis around (-219 + x2)
-219 + x2 = 0

Solving
-219 + x2 = 0

Solving for variable 'x'.

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

Add '219' to each side of the equation.
-219 + 219 + x2 = 0 + 219

Combine like terms: -219 + 219 = 0
0 + x2 = 0 + 219
x2 = 0 + 219

Combine like terms: 0 + 219 = 219
x2 = 219

Simplifying
x2 = 219

Take the square root of each side:
x = {-14.798648587, 14.798648587}