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Simplifying 3x2 + 8 + -16 = 0 Reorder the terms: 8 + -16 + 3x2 = 0 Combine like terms: 8 + -16 = -8 -8 + 3x2 = 0 Solving -8 + 3x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + 3x2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + 3x2 = 0 + 8 3x2 = 0 + 8 Combine like terms: 0 + 8 = 8 3x2 = 8 Divide each side by '3'. x2 = 2.666666667 Simplifying x2 = 2.666666667 Take the square root of each side: x = {-1.632993162, 1.632993162}
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