Relax

Respuesta :

Let the number be x

According to the statement,

[tex]3x-10=20[/tex]

Solving it,

[tex]\begin{gathered} 3x-10=20 \\ 3x=20+10 \\ 3x=30 \\ x=\frac{30}{3} \\ x=10 \end{gathered}[/tex]

Hence, the number is 10.