Use the basic accounting equation to answer these questions.

$($a$)$ The liabilities of Lantz Company are $$90,000$ and the stockholders' equity is $$230,000.$ What is the amount of Lantz's total assets?

Total assets $

$($b$)$ The total assets of Salley Company are $$170,000$ and its stockholders' equity is $$80,000.$ What is the amount of its totalities?

Total liabilities $

$($c$)$ The total assets of Brandon Co$.$ are $$800,000$ and its liabilities are equal to one$-$fourth of its total assets. What is the amount of Brandon's stockholders' equity?

Stockholders' equity