PLS SOLVE ASAP WILL RATE

$,20$ pts$.$ Find $x(t)$

$x^{\text{'}\text{'}}(t)+x(t)=F(t)$

$F(t)=\{\begin{array}{cc}4,& 0t2\end{array}$

$t+2,t>2$

$x(0)=0,x^{\text{'}}(0)=0$