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Simplifying (4x2 + -5)(9x + -7) = 0 Reorder the terms: (-5 + 4x2)(9x + -7) = 0 Reorder the terms: (-5 + 4x2)(-7 + 9x) = 0 Multiply (-5 + 4x2) * (-7 + 9x) (-5(-7 + 9x) + 4x2 * (-7 + 9x)) = 0 ((-7 * -5 + 9x * -5) + 4x2 * (-7 + 9x)) = 0 ((35 + -45x) + 4x2 * (-7 + 9x)) = 0 (35 + -45x + (-7 * 4x2 + 9x * 4x2)) = 0 (35 + -45x + (-28x2 + 36x3)) = 0 (35 + -45x + -28x2 + 36x3) = 0 Solving 35 + -45x + -28x2 + 36x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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