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Simplifying ln(3x + 3) + -1ln(21) = 5 Reorder the terms: ln(3 + 3x) + -1ln(21) = 5 (3 * ln + 3x * ln) + -1ln(21) = 5 (3ln + 3lnx) + -1ln(21) = 5 Reorder the terms for easier multiplication: 3ln + 3lnx + -1 * 21ln = 5 Multiply -1 * 21 3ln + 3lnx + -21ln = 5 Reorder the terms: 3ln + -21ln + 3lnx = 5 Combine like terms: 3ln + -21ln = -18ln -18ln + 3lnx = 5 Solving -18ln + 3lnx = 5 Solving for variable 'l'. Move all terms containing l to the left, all other terms to the right. Reorder the terms: -5 + -18ln + 3lnx = 5 + -5 Combine like terms: 5 + -5 = 0 -5 + -18ln + 3lnx = 0 The solution to this equation could not be determined.
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