x^2+16+21=0

Solution for x^2+16+21=0 equation:

Simplifying
x2 + 16 + 21 = 0

Reorder the terms:
16 + 21 + x2 = 0

Combine like terms: 16 + 21 = 37
37 + x2 = 0

Solving
37 + x2 = 0

Solving for variable 'x'.

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

Add '-37' to each side of the equation.
37 + -37 + x2 = 0 + -37

Combine like terms: 37 + -37 = 0
0 + x2 = 0 + -37
x2 = 0 + -37

Combine like terms: 0 + -37 = -37
x2 = -37

Simplifying
x2 = -37

Reorder the terms:
37 + x2 = -37 + 37

Combine like terms: -37 + 37 = 0
37 + x2 = 0

The solution to this equation could not be determined.