(x^2-25)-30=51

Solution for (x^2-25)-30=51 equation:

Simplifying
(x2 + -25) + -30 = 51

Reorder the terms:
(-25 + x2) + -30 = 51

Remove parenthesis around (-25 + x2)
-25 + x2 + -30 = 51

Reorder the terms:
-25 + -30 + x2 = 51

Combine like terms: -25 + -30 = -55
-55 + x2 = 51

Solving
-55 + x2 = 51

Solving for variable 'x'.

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

Add '55' to each side of the equation.
-55 + 55 + x2 = 51 + 55

Combine like terms: -55 + 55 = 0
0 + x2 = 51 + 55
x2 = 51 + 55

Combine like terms: 51 + 55 = 106
x2 = 106

Simplifying
x2 = 106

Take the square root of each side:
x = {-10.295630141, 10.295630141}