I need help with this.

\(\begin{array}{|rcll|} \hline 155+10x &=& 320 - 15x \\ 15x+10x &=& 320 - 155 \\ 25x &=& 75 \\ x &=& \dfrac{75}{25} \\ \mathbf{x} &=& \mathbf{3} \\ \hline \end{array}\)

After **3** weeks will their savings account have the same amount of money in them.