-1=2(w)

Solution for -1=2(w) equation:

Simplifying
-1 = 2(w)

Solving
-1 = 2w

Solving for variable 'w'.

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

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

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

Add '1' to each side of the equation.
-1 + 1 + -2w = 0 + 1

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

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

Divide each side by '-2'.
w = -0.5

Simplifying
w = -0.5