Answer:
D
Step-by-step explanation:
using the rule of logarithms
• [tex]log_{b}[/tex] x = n ⇔ x = [tex]b^{n}[/tex]
[tex]log_{2}[/tex](x - 4) = 4
⇒ x - 4 = [tex]2^{4}[/tex] = 16 ( add 4 to both sides )
x = 20 → D
D) 20