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Simplifying -81.81 = -0.9n Solving -81.81 = -0.9n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '0.9n' to each side of the equation. -81.81 + 0.9n = -0.9n + 0.9n Combine like terms: -0.9n + 0.9n = 0.0 -81.81 + 0.9n = 0.0 Add '81.81' to each side of the equation. -81.81 + 81.81 + 0.9n = 0.0 + 81.81 Combine like terms: -81.81 + 81.81 = 0.00 0.00 + 0.9n = 0.0 + 81.81 0.9n = 0.0 + 81.81 Combine like terms: 0.0 + 81.81 = 81.81 0.9n = 81.81 Divide each side by '0.9'. n = 90.9 Simplifying n = 90.9
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