conclude

(v) decide by reasoning; draw or come to a conclusion
- We reasoned that it was cheaper to rent than to buy a house
reason, reason out,
(v) bring to a close
- The committee concluded the meeting
(v) reach a conclusion after a discussion or deliberation resolve,
(v) come to a close
- The concert closed with a nocturne by Chopin
close,
(v) reach agreement on
- They concluded an economic agreement
- We concluded a cease-fire

reason reason out resolve close

concluded