For the year ending August 31, 2014, Mammalia Medical Co. mistakenly omitted adjusting entries for (1) depreciation of $5,800, (2) fees earned that were not billed of $44,500, and (3) accrued wages of $7,300. Indicate the combined effect of the errors on (a) revenues, (b) expenses, and (c) net income for the year ended August 31, 2014.