s^2-1=1-s^2

Solution for s^2-1=1-s^2 equation:

Simplifying
s2 + -1 = 1 + -1s2

Reorder the terms:
-1 + s2 = 1 + -1s2

Solving
-1 + s2 = 1 + -1s2

Solving for variable 's'.

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

Add 's2' to each side of the equation.
-1 + s2 + s2 = 1 + -1s2 + s2

Combine like terms: s2 + s2 = 2s2
-1 + 2s2 = 1 + -1s2 + s2

Combine like terms: -1s2 + s2 = 0
-1 + 2s2 = 1 + 0
-1 + 2s2 = 1

Add '1' to each side of the equation.
-1 + 1 + 2s2 = 1 + 1

Combine like terms: -1 + 1 = 0
0 + 2s2 = 1 + 1
2s2 = 1 + 1

Combine like terms: 1 + 1 = 2
2s2 = 2

Divide each side by '2'.
s2 = 1

Simplifying
s2 = 1

Take the square root of each side:
s = {-1, 1}