2x^2+5-125=0

Solution for 2x^2+5-125=0 equation:

Simplifying
2x2 + 5 + -125 = 0

Reorder the terms:
5 + -125 + 2x2 = 0

Combine like terms: 5 + -125 = -120
-120 + 2x2 = 0

Solving
-120 + 2x2 = 0

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + 2x2 = 0 + 120

Combine like terms: -120 + 120 = 0
0 + 2x2 = 0 + 120
2x2 = 0 + 120

Combine like terms: 0 + 120 = 120
2x2 = 120

Divide each side by '2'.
x2 = 60

Simplifying
x2 = 60

Take the square root of each side:
x = {-7.745966692, 7.745966692}