[tex]\begin{gathered} 2) \\ \text{Sarah has 2 rocks} \\ Camila\text{ }=\text{ 2 rocks+ 2 rocks+ 2 rocks}=\text{ 6 rocks} \\ Camila\text{ }has\text{ 6 rocks} \\ Zachary\text{ = 6 rocks+ 6 rocks+ 6 rocks+ 6 rocks} \\ Zachary\text{ has 24 rocks} \\ \\ 1)\text{ From the graph Camila and Zachary have 30rocks together} \end{gathered}[/tex]