128=(2w)w

Solution for 128=(2w)w equation:

Simplifying
128 = (2w) * w

Remove parenthesis around (2w)
128 = 2w * w

Multiply w * w
128 = 2w2

Solving
128 = 2w2

Solving for variable 'w'.

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

Add '-2w2' to each side of the equation.
128 + -2w2 = 2w2 + -2w2

Combine like terms: 2w2 + -2w2 = 0
128 + -2w2 = 0

Add '-128' to each side of the equation.
128 + -128 + -2w2 = 0 + -128

Combine like terms: 128 + -128 = 0
0 + -2w2 = 0 + -128
-2w2 = 0 + -128

Combine like terms: 0 + -128 = -128
-2w2 = -128

Divide each side by '-2'.
w2 = 64

Simplifying
w2 = 64

Take the square root of each side:
w = {-8, 8}