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Simplifying x2 + tx + 3 = 0 Reorder the terms: 3 + tx + x2 = 0 Solving 3 + tx + x2 = 0 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + tx + -3 + x2 = 0 + -3 Reorder the terms: 3 + -3 + tx + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + tx + x2 = 0 + -3 tx + x2 = 0 + -3 Combine like terms: 0 + -3 = -3 tx + x2 = -3 Add '-1x2' to each side of the equation. tx + x2 + -1x2 = -3 + -1x2 Combine like terms: x2 + -1x2 = 0 tx + 0 = -3 + -1x2 tx = -3 + -1x2 Divide each side by 'x'. t = -3x-1 + -1x Simplifying t = -3x-1 + -1x
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