ln(x-1)-ln(x)=4

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Solution for ln(x-1)-ln(x)=4 equation: 


Simplifying
ln(x + -1) + -1ln(x) = 4

Reorder the terms:
ln(-1 + x) + -1ln(x) = 4
(-1 * ln + x * ln) + -1ln(x) = 4
(-1ln + lnx) + -1ln(x) = 4

Multiply ln * x
-1ln + lnx + -1lnx = 4

Combine like terms: lnx + -1lnx = 0
-1ln + 0 = 4
-1ln = 4

Solving
-1ln = 4

Solving for variable 'l'.

Move all terms containing l to the left, all other terms to the right.

Divide each side by '-1n'.
l = -4n-1

Simplifying
l = -4n-1

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