QS $1-7($Algo$)$ Applying the accounting equation LO A$1$

a$.$ Total assets of Charter Company equal $$840,000$ and its equity is $$490,000.$ What is the amount of its liabilities?

b$.$ Total assets of Martin Marine equal $$640,000$ and its liabilities and equity amounts are equal to each other. What is the amount of its liabilities? What is the amount of its equity?

$\backslash$table$[[,$Assets,$=,$Liablities, $,$Equily$],[$a$.,$S$,840,000,=,,,5,490,000],[$b$.,$$$,640,000,=,,,,]]$