The phrase "and decided to devote" is correct and usable in written English.
You can use it when expressing a choice or resolution to dedicate time, effort, or resources to a particular cause, activity, or person.
Example: "After much contemplation, she reflected on her priorities and decided to devote her weekends to volunteering at the local shelter."
Alternatives: "and chose to dedicate" or "and resolved to commit".
At school he received the foundations of a solid humanist culture and decided to devote his life to literature.
I fell in love with the food and decided to devote my time to learning about it.
About six weeks into the trip, he bought his first drawing supplies, and decided to devote his life to making art.
He saw a great need for a vaccine against polio, and decided to devote his research to that cause for the next eight years.
Shaffer threw up the job and decided to devote himself full time to writing, eked out by a little literary criticism.
She abandoned it when she ceased to be a social worker in the Netherlands and decided to devote her life to yoga.
CCNE writes: "There are circumstances — and therein lies the problem with "behavioral disorders" — where the medical may be tempted to step into the shoes of the judiciary and decide to devote their time to preventing delinquency, forgetting that their primary mission is to alleviate suffering".
Derek steps in to solve Meredith's mom-problem and decides to devote his time to research with Callie and in effect, have more time to be with the kids.
Fred and Vivian Morgan Youth rescuers After hearing about a bullied schoolgirl who committed suicide, Fred and Vivian (aged 94 and 72) decided to devote their retirement to preventing further tragedies.
In 1998, Solomos and Scoffield decided to devote their time to creating art (and later film production), and ownership was passed to Peter Birkemoe and Shane Chung, who expanded operations.
She joined the Yale poliomyelitis unit, and soon decided to devote her career to various aspects of infectious agents.
