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Simplifying 0 = (8x2 + 4) + (12x2 + 5) + (x2 + 2) Reorder the terms: 0 = (4 + 8x2) + (12x2 + 5) + (x2 + 2) Remove parenthesis around (4 + 8x2) 0 = 4 + 8x2 + (12x2 + 5) + (x2 + 2) Reorder the terms: 0 = 4 + 8x2 + (5 + 12x2) + (x2 + 2) Remove parenthesis around (5 + 12x2) 0 = 4 + 8x2 + 5 + 12x2 + (x2 + 2) Reorder the terms: 0 = 4 + 8x2 + 5 + 12x2 + (2 + x2) Remove parenthesis around (2 + x2) 0 = 4 + 8x2 + 5 + 12x2 + 2 + x2 Reorder the terms: 0 = 4 + 5 + 2 + 8x2 + 12x2 + x2 Combine like terms: 4 + 5 = 9 0 = 9 + 2 + 8x2 + 12x2 + x2 Combine like terms: 9 + 2 = 11 0 = 11 + 8x2 + 12x2 + x2 Combine like terms: 8x2 + 12x2 = 20x2 0 = 11 + 20x2 + x2 Combine like terms: 20x2 + x2 = 21x2 0 = 11 + 21x2 Solving 0 = 11 + 21x2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-21x2' to each side of the equation. 0 + -21x2 = 11 + 21x2 + -21x2 Remove the zero: -21x2 = 11 + 21x2 + -21x2 Combine like terms: 21x2 + -21x2 = 0 -21x2 = 11 + 0 -21x2 = 11 Divide each side by '-21'. x2 = -0.5238095238 Simplifying x2 = -0.5238095238 Reorder the terms: 0.5238095238 + x2 = -0.5238095238 + 0.5238095238 Combine like terms: -0.5238095238 + 0.5238095238 = 0.0000000000 0.5238095238 + x2 = 0.0000000000 The solution to this equation could not be determined.
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