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Simplifying 12 = 2x2 + 18 Reorder the terms: 12 = 18 + 2x2 Solving 12 = 18 + 2x2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2x2' to each side of the equation. 12 + -2x2 = 18 + 2x2 + -2x2 Combine like terms: 2x2 + -2x2 = 0 12 + -2x2 = 18 + 0 12 + -2x2 = 18 Add '-12' to each side of the equation. 12 + -12 + -2x2 = 18 + -12 Combine like terms: 12 + -12 = 0 0 + -2x2 = 18 + -12 -2x2 = 18 + -12 Combine like terms: 18 + -12 = 6 -2x2 = 6 Divide each side by '-2'. x2 = -3 Simplifying x2 = -3 Reorder the terms: 3 + x2 = -3 + 3 Combine like terms: -3 + 3 = 0 3 + x2 = 0 The solution to this equation could not be determined.
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