Question

a*x=aaa

ab*x=abab

Answer 1

a x X=aaa

     X=aaa:a

    X=111

ab x X=abab

        X=abab:ab

        X=101

Answer 2

a) \(a.x=aaa\)

\(a.x=a.111\)

\(\Rightarrow x=111\)

Vậy \(x=111\)

b) \(ab.x=abab\)

\(ab.x=ab.101\)

\(\Rightarrow x=101\)

Vậy \(x=101\)