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Simplifying -1x2 + 9 = 18 Reorder the terms: 9 + -1x2 = 18 Solving 9 + -1x2 = 18 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x2 = 18 + -9 Combine like terms: 9 + -9 = 0 0 + -1x2 = 18 + -9 -1x2 = 18 + -9 Combine like terms: 18 + -9 = 9 -1x2 = 9 Divide each side by '-1'. x2 = -9 Simplifying x2 = -9 Reorder the terms: 9 + x2 = -9 + 9 Combine like terms: -9 + 9 = 0 9 + x2 = 0 The solution to this equation could not be determined.
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