Skysong SA purchased a piece of equipment that cost R$181.800 on January 1, 2022. The equipment has the following components. Asset A B Cost R$63,000 45,000 73,800 Residual Value Estimated Useful Life R$6,300 10 years 4,500 5 years 3,600 12 years Compute the depreciation expense for this equipment at December 31, 2022. Depreciation expense R$