1. Connecting two independent clauses with a coordinating conjunction:
* The weather was agreeable, and we spent the afternoon picnicking in the park.
* He found the job quite agreeable, but he was hesitant to leave his current position.
2. Connecting two independent clauses with a semicolon:
* The atmosphere in the restaurant was agreeable; the food was delicious and the service was attentive.
* The proposal seemed agreeable; however, we needed to discuss the details further.
3. Connecting two independent clauses with a conjunctive adverb:
* The movie was agreeable; therefore, we decided to see it again.
* The terms of the contract were agreeable; consequently, we signed it.
4. Using a comma after an introductory phrase:
* Despite the long drive, the scenery was agreeable, and we enjoyed the journey.
* In general, the people were agreeable, making it a pleasant experience.
Remember that "agreeable" is an adjective, so it needs to modify a noun in each clause of your compound sentence.