Using the following table and the equations underlying each of the four basic financial statements, show $($a$)$ that the balance sheet is in balance, $(b)$ that net income is properly calculated, $($c$)$ what caused changes in the retained earnings account, and $(d)$ what caused changes in the cash account. $($Cash outflows should be indicated with a minus sign.$)$

$\backslash$table$[[$Assets$,$$$20,200$