1=2s-1

Solution for 1=2s-1 equation:

Simplifying
1 = 2s + -1

Reorder the terms:
1 = -1 + 2s

Solving
1 = -1 + 2s

Solving for variable 's'.

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

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

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

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

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

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

Divide each side by '-2'.
s = 1

Simplifying
s = 1