-s^2=1-2s

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

Simplifying
-1s2 = 1 + -2s

Solving
-1s2 = 1 + -2s

Solving for variable 's'.

Reorder the terms:
-1 + 2s + -1s2 = 1 + -2s + -1 + 2s

Reorder the terms:
-1 + 2s + -1s2 = 1 + -1 + -2s + 2s

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

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

Factor a trinomial.
(-1 + s)(1 + -1s) = 0

Subproblem 1
Set the factor '(-1 + s)' equal to zero and attempt to solve:

Simplifying
-1 + s = 0

Solving
-1 + s = 0

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

Add '1' to each side of the equation.
-1 + 1 + s = 0 + 1

Combine like terms: -1 + 1 = 0
0 + s = 0 + 1
s = 0 + 1

Combine like terms: 0 + 1 = 1
s = 1

Simplifying
s = 1
Subproblem 2
Set the factor '(1 + -1s)' equal to zero and attempt to solve:

Simplifying
1 + -1s = 0

Solving
1 + -1s = 0

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

Add '-1' to each side of the equation.
1 + -1 + -1s = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1s = 0 + -1
-1s = 0 + -1

Combine like terms: 0 + -1 = -1
-1s = -1

Divide each side by '-1'.
s = 1

Simplifying
s = 1
Solution
s = {1, 1}