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Simplifying 2x + -5x + -18 = 0 Reorder the terms: -18 + 2x + -5x = 0 Combine like terms: 2x + -5x = -3x -18 + -3x = 0 Solving -18 + -3x = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + -3x = 0 + 18 Combine like terms: -18 + 18 = 0 0 + -3x = 0 + 18 -3x = 0 + 18 Combine like terms: 0 + 18 = 18 -3x = 18 Divide each side by '-3'. x = -6 Simplifying x = -6
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