Question 933393
Kendall is 9 years old.
 She is 2/3 her aunt's age minus 11 years. 
 Use A to find her aunts age.
:
{{{2/3}}}a - 11 = 9; is the equation
{{{2/3}}}a = 9 + 11
{{{2/3}}}a = 20
multiply both sides by 3
2a = 60
a = 60/2
a = 30 just like you said