Complex sentence: Walton graduated Tucker high school in 2015 with a grade point average of a 3.0 Armani has participated in over 20 step team competitions from the age 10 to 12 as head captain at Stone Mountain elementary.
Split into simpler sentences: Walton graduated Tucker high school in 2015 with a grade point average of a 3.0. Walton has participated in over 20 step team competitions from the age 10 to 12 as head captain at Stone Mountain elementary.