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Simplifying 2x2 + -9 = -23 Reorder the terms: -9 + 2x2 = -23 Solving -9 + 2x2 = -23 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 + 2x2 = -23 + 9 Combine like terms: -9 + 9 = 0 0 + 2x2 = -23 + 9 2x2 = -23 + 9 Combine like terms: -23 + 9 = -14 2x2 = -14 Divide each side by '2'. x2 = -7 Simplifying x2 = -7 Reorder the terms: 7 + x2 = -7 + 7 Combine like terms: -7 + 7 = 0 7 + x2 = 0 The solution to this equation could not be determined.
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