X^2+20-4200=0

Solution for X^2+20-4200=0 equation:

Simplifying
X2 + 20 + -4200 = 0

Reorder the terms:
20 + -4200 + X2 = 0

Combine like terms: 20 + -4200 = -4180
-4180 + X2 = 0

Solving
-4180 + X2 = 0

Solving for variable 'X'.

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

Add '4180' to each side of the equation.
-4180 + 4180 + X2 = 0 + 4180

Combine like terms: -4180 + 4180 = 0
0 + X2 = 0 + 4180
X2 = 0 + 4180

Combine like terms: 0 + 4180 = 4180
X2 = 4180

Simplifying
X2 = 4180

Take the square root of each side:
X = {-64.652919501, 64.652919501}