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Simplifying 3x2 + 21 + -15 = 0 Reorder the terms: 21 + -15 + 3x2 = 0 Combine like terms: 21 + -15 = 6 6 + 3x2 = 0 Solving 6 + 3x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + 3x2 = 0 + -6 Combine like terms: 6 + -6 = 0 0 + 3x2 = 0 + -6 3x2 = 0 + -6 Combine like terms: 0 + -6 = -6 3x2 = -6 Divide each side by '3'. x2 = -2 Simplifying x2 = -2 Reorder the terms: 2 + x2 = -2 + 2 Combine like terms: -2 + 2 = 0 2 + x2 = 0 The solution to this equation could not be determined.
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