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Simplifying -4 = -1(2w) Remove parenthesis around (2w) -4 = -1 * 2w Multiply -1 * 2 -4 = -2w Solving -4 = -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. -4 + 2w = -2w + 2w Combine like terms: -2w + 2w = 0 -4 + 2w = 0 Add '4' to each side of the equation. -4 + 4 + 2w = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 2w = 0 + 4 2w = 0 + 4 Combine like terms: 0 + 4 = 4 2w = 4 Divide each side by '2'. w = 2 Simplifying w = 2
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