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Simplifying X4 + -20x2 + -49 = 0 Reorder the terms: -49 + X4 + -20x2 = 0 Solving -49 + X4 + -20x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '49' to each side of the equation. -49 + X4 + 49 + -20x2 = 0 + 49 Reorder the terms: -49 + 49 + X4 + -20x2 = 0 + 49 Combine like terms: -49 + 49 = 0 0 + X4 + -20x2 = 0 + 49 X4 + -20x2 = 0 + 49 Combine like terms: 0 + 49 = 49 X4 + -20x2 = 49 Add '20x2' to each side of the equation. X4 + -20x2 + 20x2 = 49 + 20x2 Combine like terms: -20x2 + 20x2 = 0 X4 + 0 = 49 + 20x2 X4 = 49 + 20x2 Simplifying X4 = 49 + 20x2 Reorder the terms: -49 + X4 + -20x2 = 49 + 20x2 + -49 + -20x2 Reorder the terms: -49 + X4 + -20x2 = 49 + -49 + 20x2 + -20x2 Combine like terms: 49 + -49 = 0 -49 + X4 + -20x2 = 0 + 20x2 + -20x2 -49 + X4 + -20x2 = 20x2 + -20x2 Combine like terms: 20x2 + -20x2 = 0 -49 + X4 + -20x2 = 0 The solution to this equation could not be determined.
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