Hulme Company operates a small manufacturing facility as a supplement to its regular service activities. At the beginning of 2020 , an asset account for the company showed the following balances: During 2020 , the following expenditures were incurred for the equipment: The equipment is being depreciated on a straight-line basis over an estimated life of 18 years with a $17,000 estimated residual value. The annual accounting period ends on December 31. Required: Indicate the effects of the following on the accounting equation. (Enter decreases to account categories as negative amounts and do not round your intermediate calculations.) 1. The adjustment for depreciation at the end of 2019. 2. The two expenditures during 2020 for (a) the major overhaul of the equipment and (b) repairs and maintenance