x^2+4.2=24.5

Solution for x^2+4.2=24.5 equation:

Simplifying
x2 + 4.2 = 24.5

Reorder the terms:
4.2 + x2 = 24.5

Solving
4.2 + x2 = 24.5

Solving for variable 'x'.

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

Add '-4.2' to each side of the equation.
4.2 + -4.2 + x2 = 24.5 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + x2 = 24.5 + -4.2
x2 = 24.5 + -4.2

Combine like terms: 24.5 + -4.2 = 20.3
x2 = 20.3

Simplifying
x2 = 20.3

Take the square root of each side:
x = {-4.50555213, 4.50555213}