X^2-25-144=0

Solution for X^2-25-144=0 equation:

Simplifying
X2 + -25 + -144 = 0

Reorder the terms:
-25 + -144 + X2 = 0

Combine like terms: -25 + -144 = -169
-169 + X2 = 0

Solving
-169 + X2 = 0

Solving for variable 'X'.

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

Add '169' to each side of the equation.
-169 + 169 + X2 = 0 + 169

Combine like terms: -169 + 169 = 0
0 + X2 = 0 + 169
X2 = 0 + 169

Combine like terms: 0 + 169 = 169
X2 = 169

Simplifying
X2 = 169

Take the square root of each side:
X = {-13, 13}