The phrase "able to settle on" is correct and usable in written English.
It can be used when discussing the ability to reach a decision or agreement on a particular matter.
Example: "After much discussion, we were finally able to settle on a date for the meeting."
Alternatives: "capable of agreeing on" or "able to come to a decision about".
So you see it one way and then another way without being able to settle on a final image.
These newcomers were able to settle on the Nile and assimilate the existing Nubians without opposition from Egypt.
A breakthrough could end a war that has claimed 5,000 or more lives in the last decade, and which neither side has seemed able to settle on the battlefield.The outlook is bleaker in West Papua.
Will he be hunting the human Holy Grail of a playmaking inside-centre that Lancaster thought he found in Gloucester's Billy Twelvetrees, but was never able to settle on?
But it has not been able to settle on a plan because of unexpectedly heated opposition from the remaining Big East members and doubts raised within the A.C.C. by Duke, North Carolina and Virginia.
Of course, England have not been able to settle on a centre pairing of their own for more than a decade, and while Jones is keen to see Henry Slade and Manu Tuilagi in tandem, neither the young playmaker from Exeter nor the human bowling ball from Leicester are currently available to him.
Frank Pipitone, a bankruptcy attorney in New York, was able to settle one such debt for a client.
President Morales could bypass the province of Santa Cruz in reaching deals related to the natural gas field if he is able to settle Indians on the land who are sympathetic to his government.
During this time, we were real tight, and she and her family were able to settle things out on their own terms with the time they had left.
Perry was able to settle things down for Detroit, allowing just one baserunner on a one-out Swisher single to right.
From the third inning on, I was able to settle down and go back to what I worked on in the minor leagues and convinced me that I can get major league batters out".
