Final Answer:
Brent Rivera started acting in 2017.
Explanation:
Brent Rivera is a social media personality and actor who was born on January 9, 1998, in California, USA. He gained popularity on the video-sharing app TikTok, where he has over 10 million followers. Before starting his acting career, Brent was a high school student who focused on his studies and extracurricular activities.
In 2017, Brent made his acting debut in the Netflix series “Alexa & Katie” as the character of “Ethan.” This show was his first major acting role, and it was released on March 23, 2018. After the success of “Alexa & Katie,” Brent went on to appear in other TV shows and movies, including “The Tutor” and “Love, Victor.”
To calculate the exact year Brent started acting, we can look at the release date of “Alexa & Katie” and assume that he began acting around that time. The show was released on March 23, 2018, so we can estimate that Brent started acting in 2017, as he was likely cast for the show several months before its release.