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Simplifying (t + -7)(2t2 + 3t + -9) = 0 Reorder the terms: (-7 + t)(2t2 + 3t + -9) = 0 Reorder the terms: (-7 + t)(-9 + 3t + 2t2) = 0 Multiply (-7 + t) * (-9 + 3t + 2t2) (-7(-9 + 3t + 2t2) + t(-9 + 3t + 2t2)) = 0 ((-9 * -7 + 3t * -7 + 2t2 * -7) + t(-9 + 3t + 2t2)) = 0 ((63 + -21t + -14t2) + t(-9 + 3t + 2t2)) = 0 (63 + -21t + -14t2 + (-9 * t + 3t * t + 2t2 * t)) = 0 (63 + -21t + -14t2 + (-9t + 3t2 + 2t3)) = 0 Reorder the terms: (63 + -21t + -9t + -14t2 + 3t2 + 2t3) = 0 Combine like terms: -21t + -9t = -30t (63 + -30t + -14t2 + 3t2 + 2t3) = 0 Combine like terms: -14t2 + 3t2 = -11t2 (63 + -30t + -11t2 + 2t3) = 0 Solving 63 + -30t + -11t2 + 2t3 = 0 Solving for variable 't'. The solution to this equation could not be determined.
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