Celeste asked her teacher, ``Ms Tan, how old were you when you entered kindergarten？''  Her teacher replied, ``Solve the following equation to find out！''  $$13-2\left( 2x-3 \right)=5-\left( x-2 \right)$$     Celeste looked at the equation and did the following working.  $13 - 4x - 6 = 5 - x - 2$  $7 - 4x = 3 - x$  $7 - 3 = 4x - x $  $4 = 3x$  $x = 4 \div 3$ = $\frac{4}{3}$     Celeste exclaimed "You were $\frac{4}{3}$ years old!"  Is Celeste\textquotesingle s answer correct? if not, circle out the error and find the correct answer. 
Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Algebraic Expressions