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Simplifying X2 + 21x + 47 = 0 Reorder the terms: 47 + X2 + 21x = 0 Solving 47 + X2 + 21x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-47' to each side of the equation. 47 + X2 + -47 + 21x = 0 + -47 Reorder the terms: 47 + -47 + X2 + 21x = 0 + -47 Combine like terms: 47 + -47 = 0 0 + X2 + 21x = 0 + -47 X2 + 21x = 0 + -47 Combine like terms: 0 + -47 = -47 X2 + 21x = -47 Add '-21x' to each side of the equation. X2 + 21x + -21x = -47 + -21x Combine like terms: 21x + -21x = 0 X2 + 0 = -47 + -21x X2 = -47 + -21x Simplifying X2 = -47 + -21x Reorder the terms: 47 + X2 + 21x = -47 + -21x + 47 + 21x Reorder the terms: 47 + X2 + 21x = -47 + 47 + -21x + 21x Combine like terms: -47 + 47 = 0 47 + X2 + 21x = 0 + -21x + 21x 47 + X2 + 21x = -21x + 21x Combine like terms: -21x + 21x = 0 47 + X2 + 21x = 0 The solution to this equation could not be determined.
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