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Simplifying 9x2 + -21x + 21x + 49 = 0 Reorder the terms: 49 + -21x + 21x + 9x2 = 0 Combine like terms: -21x + 21x = 0 49 + 0 + 9x2 = 0 49 + 9x2 = 0 Solving 49 + 9x2 = 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 + -49 + 9x2 = 0 + -49 Combine like terms: 49 + -49 = 0 0 + 9x2 = 0 + -49 9x2 = 0 + -49 Combine like terms: 0 + -49 = -49 9x2 = -49 Divide each side by '9'. x2 = -5.444444444 Simplifying x2 = -5.444444444 Reorder the terms: 5.444444444 + x2 = -5.444444444 + 5.444444444 Combine like terms: -5.444444444 + 5.444444444 = 0.000000000 5.444444444 + x2 = 0.000000000 The solution to this equation could not be determined.
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