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Simplifying X2 + -18x + 81 = 7 Reorder the terms: 81 + X2 + -18x = 7 Solving 81 + X2 + -18x = 7 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-81' to each side of the equation. 81 + X2 + -81 + -18x = 7 + -81 Reorder the terms: 81 + -81 + X2 + -18x = 7 + -81 Combine like terms: 81 + -81 = 0 0 + X2 + -18x = 7 + -81 X2 + -18x = 7 + -81 Combine like terms: 7 + -81 = -74 X2 + -18x = -74 Add '18x' to each side of the equation. X2 + -18x + 18x = -74 + 18x Combine like terms: -18x + 18x = 0 X2 + 0 = -74 + 18x X2 = -74 + 18x Simplifying X2 = -74 + 18x Reorder the terms: 74 + X2 + -18x = -74 + 18x + 74 + -18x Reorder the terms: 74 + X2 + -18x = -74 + 74 + 18x + -18x Combine like terms: -74 + 74 = 0 74 + X2 + -18x = 0 + 18x + -18x 74 + X2 + -18x = 18x + -18x Combine like terms: 18x + -18x = 0 74 + X2 + -18x = 0 The solution to this equation could not be determined.
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