1-72=-ln

Solution for 1-72=-ln equation:

Simplifying
1 + -72 = -1ln

Combine like terms: 1 + -72 = -71
-71 = -1ln

Solving
-71 = -1ln

Solving for variable 'l'.

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

Add 'ln' to each side of the equation.
-71 + ln = -1ln + ln

Combine like terms: -1ln + ln = 0
-71 + ln = 0

Add '71' to each side of the equation.
-71 + 71 + ln = 0 + 71

Combine like terms: -71 + 71 = 0
0 + ln = 0 + 71
ln = 0 + 71

Combine like terms: 0 + 71 = 71
ln = 71

Divide each side by 'n'.
l = 71n-1

Simplifying
l = 71n-1