-x^2+16+17=0

Solution for -x^2+16+17=0 equation:

Simplifying
-1x2 + 16 + 17 = 0

Reorder the terms:
16 + 17 + -1x2 = 0

Combine like terms: 16 + 17 = 33
33 + -1x2 = 0

Solving
33 + -1x2 = 0

Solving for variable 'x'.

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

Add '-33' to each side of the equation.
33 + -33 + -1x2 = 0 + -33

Combine like terms: 33 + -33 = 0
0 + -1x2 = 0 + -33
-1x2 = 0 + -33

Combine like terms: 0 + -33 = -33
-1x2 = -33

Divide each side by '-1'.
x2 = 33

Simplifying
x2 = 33

Take the square root of each side:
x = {-5.744562647, 5.744562647}