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Simplifying 2x2 + tx + 1 = 0 Reorder the terms: 1 + tx + 2x2 = 0 Solving 1 + tx + 2x2 = 0 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + tx + -1 + 2x2 = 0 + -1 Reorder the terms: 1 + -1 + tx + 2x2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + tx + 2x2 = 0 + -1 tx + 2x2 = 0 + -1 Combine like terms: 0 + -1 = -1 tx + 2x2 = -1 Add '-2x2' to each side of the equation. tx + 2x2 + -2x2 = -1 + -2x2 Combine like terms: 2x2 + -2x2 = 0 tx + 0 = -1 + -2x2 tx = -1 + -2x2 Divide each side by 'x'. t = -1x-1 + -2x Simplifying t = -1x-1 + -2x
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