Whats the entries of the equations?

a)purchased new equipment paying cash of 25000 and signing a 90 days note payable for the balance of 87500. b)c9jpleted 2600 of services for a client this amount is to be paid within 30 days. c) purchased 10000 of new office equipment by paying 9300 cash and trading in old equipment with a recorded cost of 700 d)provided services to a client and collected 3000 cash whats the journal entries