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Simplifying (C + 4)(x + 7) = 0 Reorder the terms: (4 + C)(x + 7) = 0 Reorder the terms: (4 + C)(7 + x) = 0 Multiply (4 + C) * (7 + x) (4(7 + x) + C(7 + x)) = 0 ((7 * 4 + x * 4) + C(7 + x)) = 0 ((28 + 4x) + C(7 + x)) = 0 (28 + 4x + (7 * C + x * C)) = 0 (28 + 4x + (7C + xC)) = 0 Reorder the terms: (28 + 7C + 4x + xC) = 0 (28 + 7C + 4x + xC) = 0 Solving 28 + 7C + 4x + xC = 0 Solving for variable 'C'. Move all terms containing C to the left, all other terms to the right. Add '-28' to each side of the equation. 28 + 7C + 4x + -28 + xC = 0 + -28 Reorder the terms: 28 + -28 + 7C + 4x + xC = 0 + -28 Combine like terms: 28 + -28 = 0 0 + 7C + 4x + xC = 0 + -28 7C + 4x + xC = 0 + -28 Combine like terms: 0 + -28 = -28 7C + 4x + xC = -28 Add '-4x' to each side of the equation. 7C + 4x + -4x + xC = -28 + -4x Combine like terms: 4x + -4x = 0 7C + 0 + xC = -28 + -4x 7C + xC = -28 + -4x Reorder the terms: 28 + 7C + 4x + xC = -28 + -4x + 28 + 4x Reorder the terms: 28 + 7C + 4x + xC = -28 + 28 + -4x + 4x Combine like terms: -28 + 28 = 0 28 + 7C + 4x + xC = 0 + -4x + 4x 28 + 7C + 4x + xC = -4x + 4x Combine like terms: -4x + 4x = 0 28 + 7C + 4x + xC = 0 The solution to this equation could not be determined.
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