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Simplifying 9x2 + 9 = 7x2 + -27 Reorder the terms: 9 + 9x2 = 7x2 + -27 Reorder the terms: 9 + 9x2 = -27 + 7x2 Solving 9 + 9x2 = -27 + 7x2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7x2' to each side of the equation. 9 + 9x2 + -7x2 = -27 + 7x2 + -7x2 Combine like terms: 9x2 + -7x2 = 2x2 9 + 2x2 = -27 + 7x2 + -7x2 Combine like terms: 7x2 + -7x2 = 0 9 + 2x2 = -27 + 0 9 + 2x2 = -27 Add '-9' to each side of the equation. 9 + -9 + 2x2 = -27 + -9 Combine like terms: 9 + -9 = 0 0 + 2x2 = -27 + -9 2x2 = -27 + -9 Combine like terms: -27 + -9 = -36 2x2 = -36 Divide each side by '2'. x2 = -18 Simplifying x2 = -18 Reorder the terms: 18 + x2 = -18 + 18 Combine like terms: -18 + 18 = 0 18 + x2 = 0 The solution to this equation could not be determined.
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