x*x-2=143

Solution for x*x-2=143 equation:

Simplifying
x * x + -2 = 143

Multiply x * x
x2 + -2 = 143

Reorder the terms:
-2 + x2 = 143

Solving
-2 + x2 = 143

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + x2 = 143 + 2

Combine like terms: -2 + 2 = 0
0 + x2 = 143 + 2
x2 = 143 + 2

Combine like terms: 143 + 2 = 145
x2 = 145

Simplifying
x2 = 145

Take the square root of each side:
x = {-12.041594579, 12.041594579}