Polska, Incorporated, is obligated to pay its creditors $$9,300$ during the year.

a$.$ What is the value of the shareholders' equity if assets equal $$11,100?$

b$.$ What is the value of the shareholders' equity if assets equal $$8,700?$

Note: For all requirements, do not round intermediate calculations and round your answer to the nearest whole number, e$.$g$.,32.$ Enter a $"$O$"$ if necessary.

a$.$ Shareholders' equity

b$.$ Shareholders' equity