Translate from English to an Algebraic Expression or Equation, Whichever $\frac { 1 } { 3 }$

Multiple Choice

Translate from English to an algebraic expression or equation, whichever is appropriate. Let the variable x represent the
number.
-A number increased by $\frac { 1 } { 3 }$ of itself

A) $x - \frac { 1 } { 3 } x$
B) $x + \frac { 1 } { 3 } x$
C) $x + 3 x$
D) $2 x + \frac { 1 } { 3 }$