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Simplifying (X + 1)(4x + 5) = 0 Reorder the terms: (1 + X)(4x + 5) = 0 Reorder the terms: (1 + X)(5 + 4x) = 0 Multiply (1 + X) * (5 + 4x) (1(5 + 4x) + X(5 + 4x)) = 0 ((5 * 1 + 4x * 1) + X(5 + 4x)) = 0 ((5 + 4x) + X(5 + 4x)) = 0 (5 + 4x + (5 * X + 4x * X)) = 0 (5 + 4x + (5X + 4xX)) = 0 Reorder the terms: (5 + 5X + 4x + 4xX) = 0 (5 + 5X + 4x + 4xX) = 0 Solving 5 + 5X + 4x + 4xX = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + 5X + 4x + -5 + 4xX = 0 + -5 Reorder the terms: 5 + -5 + 5X + 4x + 4xX = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 5X + 4x + 4xX = 0 + -5 5X + 4x + 4xX = 0 + -5 Combine like terms: 0 + -5 = -5 5X + 4x + 4xX = -5 Add '-4x' to each side of the equation. 5X + 4x + -4x + 4xX = -5 + -4x Combine like terms: 4x + -4x = 0 5X + 0 + 4xX = -5 + -4x 5X + 4xX = -5 + -4x Reorder the terms: 5 + 5X + 4x + 4xX = -5 + -4x + 5 + 4x Reorder the terms: 5 + 5X + 4x + 4xX = -5 + 5 + -4x + 4x Combine like terms: -5 + 5 = 0 5 + 5X + 4x + 4xX = 0 + -4x + 4x 5 + 5X + 4x + 4xX = -4x + 4x Combine like terms: -4x + 4x = 0 5 + 5X + 4x + 4xX = 0 The solution to this equation could not be determined.
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