Use the following information to answer the questions:

Operating assets $=$ $$12,000$ Operating liabilities $=$ $$4,000$

Book value of debt $=$$$6,000$ Market value of debt $=$ $$7,200$

Book value of equity $=$ $$2,000$ Market value of equity $=$ $$3,600$

Value of operating leases $=$ $$5,000$

After$-$tax required return on unsecured debt $=5\%$

Required return on equity $($CAPM$)=12\%$

After$-$tax required return on secured debt $=4\%$

Compute the WACC before the adjustment for leases and after the adjustment for leases.