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Simplifying -81 = 27x Solving -81 = 27x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-27x' to each side of the equation. -81 + -27x = 27x + -27x Combine like terms: 27x + -27x = 0 -81 + -27x = 0 Add '81' to each side of the equation. -81 + 81 + -27x = 0 + 81 Combine like terms: -81 + 81 = 0 0 + -27x = 0 + 81 -27x = 0 + 81 Combine like terms: 0 + 81 = 81 -27x = 81 Divide each side by '-27'. x = -3 Simplifying x = -3
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