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Simplifying lnx + -7[ln(x + -4) + ln(x + 4)] = 0 Reorder the terms: lnx + -7[ln(-4 + x) + ln(x + 4)] = 0 lnx + -7[(-4 * ln + x * ln) + ln(x + 4)] = 0 lnx + -7[(-4ln + lnx) + ln(x + 4)] = 0 Reorder the terms: lnx + -7[-4ln + lnx + ln(4 + x)] = 0 lnx + -7[-4ln + lnx + (4 * ln + x * ln)] = 0 lnx + -7[-4ln + lnx + (4ln + lnx)] = 0 Reorder the terms: lnx + -7[-4ln + 4ln + lnx + lnx] = 0 Combine like terms: -4ln + 4ln = 0 lnx + -7[0 + lnx + lnx] = 0 lnx + -7[lnx + lnx] = 0 Combine like terms: lnx + lnx = 2lnx lnx + -7[2lnx] = 0 Remove brackets around [2lnx] lnx + -7 * 2lnx = 0 Multiply -7 * 2 lnx + -14lnx = 0 Combine like terms: lnx + -14lnx = -13lnx -13lnx = 0 Solving -13lnx = 0 Solving for variable 'l'. Move all terms containing l to the left, all other terms to the right. Divide each side by '-13'. lnx = 0 Simplifying lnx = 0 The solution to this equation could not be determined.
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