84=(2w-2)2

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Solution for 84=(2w-2)2 equation:


Simplifying
84 = (2w + -2) * 2

Reorder the terms:
84 = (-2 + 2w) * 2

Reorder the terms for easier multiplication:
84 = 2(-2 + 2w)
84 = (-2 * 2 + 2w * 2)
84 = (-4 + 4w)

Solving
84 = -4 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
84 + -4w = -4 + 4w + -4w

Combine like terms: 4w + -4w = 0
84 + -4w = -4 + 0
84 + -4w = -4

Add '-84' to each side of the equation.
84 + -84 + -4w = -4 + -84

Combine like terms: 84 + -84 = 0
0 + -4w = -4 + -84
-4w = -4 + -84

Combine like terms: -4 + -84 = -88
-4w = -88

Divide each side by '-4'.
w = 22

Simplifying
w = 22

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