Question

Mary is solving the equation 2n - 3 = 83. Her first three steps are shown:

Step 1: 2n - 3 = 83
Step 2: 2n = 86
Step 3: ln 2n = ln 86

Which shows Step 4?

n + ln 2 = ln 86

n = ln 86 ln 2

nln 2 = ln 86

ln 2 = nln 86