Lesson Steps:

Use the rule log x + log y = log (x * y )

Answer:

Log x + log (x-2) = 1
Log ( x * (x-2)) = 1
X * (x-2) = 10
X^2-2x=10
X^2-2x-10=0
Solve the quarduradic equation
X=1-sqrt (11)
And
X=1+sqrt (11)

Grade: 10
Level: Highschool
Subject: Math
Topic: Logarithmic equation