Question

log7(1 - x) = 4

Answer 1

\( \color{Black}{\Rightarrow 7^4 = 1 - x }\)
\( \color{Black}{\Rightarrow 2401 = 1 -x }\)

Answer 2

\( \color{Black}{\Rightarrow -x = 2400 }\)
\( \color{Black}{\Rightarrow x = -2400 }\)