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Simplifying ln(1 + x2) + x + -7 = 0 (1 * ln + x2 * ln) + x + -7 = 0 (1ln + lnx2) + x + -7 = 0 Reorder the terms: -7 + 1ln + lnx2 + x = 0 Solving -7 + 1ln + lnx2 + x = 0 Solving for variable 'l'. Move all terms containing l to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 1ln + lnx2 + 7 + x = 0 + 7 Reorder the terms: -7 + 7 + 1ln + lnx2 + x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 1ln + lnx2 + x = 0 + 7 1ln + lnx2 + x = 0 + 7 Combine like terms: 0 + 7 = 7 1ln + lnx2 + x = 7 Add '-1x' to each side of the equation. 1ln + lnx2 + x + -1x = 7 + -1x Combine like terms: x + -1x = 0 1ln + lnx2 + 0 = 7 + -1x 1ln + lnx2 = 7 + -1x Reorder the terms: -7 + 1ln + lnx2 + x = 7 + -1x + -7 + x Reorder the terms: -7 + 1ln + lnx2 + x = 7 + -7 + -1x + x Combine like terms: 7 + -7 = 0 -7 + 1ln + lnx2 + x = 0 + -1x + x -7 + 1ln + lnx2 + x = -1x + x Combine like terms: -1x + x = 0 -7 + 1ln + lnx2 + x = 0 The solution to this equation could not be determined.
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