Jada is three years older than twice her brothers age. Select all equations that correctly represent the relationship between Jada's age, j, and her brother's age, b. (Select all that apply.)
1.j=2b+3
2.j=2b+3
3.j= b 2​−3
4.b=2j+3
5.b= j−3 2​
6.b= j 2​−3