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Simplifying (X + 13)(x + 3) = -4 Reorder the terms: (13 + X)(x + 3) = -4 Reorder the terms: (13 + X)(3 + x) = -4 Multiply (13 + X) * (3 + x) (13(3 + x) + X(3 + x)) = -4 ((3 * 13 + x * 13) + X(3 + x)) = -4 ((39 + 13x) + X(3 + x)) = -4 (39 + 13x + (3 * X + x * X)) = -4 (39 + 13x + (3X + xX)) = -4 Reorder the terms: (39 + 3X + 13x + xX) = -4 (39 + 3X + 13x + xX) = -4 Solving 39 + 3X + 13x + xX = -4 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-39' to each side of the equation. 39 + 3X + 13x + -39 + xX = -4 + -39 Reorder the terms: 39 + -39 + 3X + 13x + xX = -4 + -39 Combine like terms: 39 + -39 = 0 0 + 3X + 13x + xX = -4 + -39 3X + 13x + xX = -4 + -39 Combine like terms: -4 + -39 = -43 3X + 13x + xX = -43 Add '-13x' to each side of the equation. 3X + 13x + -13x + xX = -43 + -13x Combine like terms: 13x + -13x = 0 3X + 0 + xX = -43 + -13x 3X + xX = -43 + -13x Reorder the terms: 43 + 3X + 13x + xX = -43 + -13x + 43 + 13x Reorder the terms: 43 + 3X + 13x + xX = -43 + 43 + -13x + 13x Combine like terms: -43 + 43 = 0 43 + 3X + 13x + xX = 0 + -13x + 13x 43 + 3X + 13x + xX = -13x + 13x Combine like terms: -13x + 13x = 0 43 + 3X + 13x + xX = 0 The solution to this equation could not be determined.
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