-x^2-16-43=0

Solution for -x^2-16-43=0 equation:

Simplifying
-1x2 + -16 + -43 = 0

Reorder the terms:
-16 + -43 + -1x2 = 0

Combine like terms: -16 + -43 = -59
-59 + -1x2 = 0

Solving
-59 + -1x2 = 0

Solving for variable 'x'.

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

Add '59' to each side of the equation.
-59 + 59 + -1x2 = 0 + 59

Combine like terms: -59 + 59 = 0
0 + -1x2 = 0 + 59
-1x2 = 0 + 59

Combine like terms: 0 + 59 = 59
-1x2 = 59

Divide each side by '-1'.
x2 = -59

Simplifying
x2 = -59

Reorder the terms:
59 + x2 = -59 + 59

Combine like terms: -59 + 59 = 0
59 + x2 = 0

The solution to this equation could not be determined.