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Simplifying (X2) + -4x + -1 = 7 X2 + -4x + -1 = 7 Reorder the terms: -1 + X2 + -4x = 7 Solving -1 + X2 + -4x = 7 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '1' to each side of the equation. -1 + X2 + 1 + -4x = 7 + 1 Reorder the terms: -1 + 1 + X2 + -4x = 7 + 1 Combine like terms: -1 + 1 = 0 0 + X2 + -4x = 7 + 1 X2 + -4x = 7 + 1 Combine like terms: 7 + 1 = 8 X2 + -4x = 8 Add '4x' to each side of the equation. X2 + -4x + 4x = 8 + 4x Combine like terms: -4x + 4x = 0 X2 + 0 = 8 + 4x X2 = 8 + 4x Simplifying X2 = 8 + 4x Reorder the terms: -8 + X2 + -4x = 8 + 4x + -8 + -4x Reorder the terms: -8 + X2 + -4x = 8 + -8 + 4x + -4x Combine like terms: 8 + -8 = 0 -8 + X2 + -4x = 0 + 4x + -4x -8 + X2 + -4x = 4x + -4x Combine like terms: 4x + -4x = 0 -8 + X2 + -4x = 0 The solution to this equation could not be determined.
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