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Simplifying (5x + 12) = -81 Reorder the terms: (12 + 5x) = -81 Remove parenthesis around (12 + 5x) 12 + 5x = -81 Solving 12 + 5x = -81 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + 5x = -81 + -12 Combine like terms: 12 + -12 = 0 0 + 5x = -81 + -12 5x = -81 + -12 Combine like terms: -81 + -12 = -93 5x = -93 Divide each side by '5'. x = -18.6 Simplifying x = -18.6
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