-x^2+14+147=0

Solution for -x^2+14+147=0 equation:

Simplifying
-1x2 + 14 + 147 = 0

Reorder the terms:
14 + 147 + -1x2 = 0

Combine like terms: 14 + 147 = 161
161 + -1x2 = 0

Solving
161 + -1x2 = 0

Solving for variable 'x'.

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

Add '-161' to each side of the equation.
161 + -161 + -1x2 = 0 + -161

Combine like terms: 161 + -161 = 0
0 + -1x2 = 0 + -161
-1x2 = 0 + -161

Combine like terms: 0 + -161 = -161
-1x2 = -161

Divide each side by '-1'.
x2 = 161

Simplifying
x2 = 161

Take the square root of each side:
x = {-12.68857754, 12.68857754}