## Elementary Algebra

We first create a common denominator. Then, we use the distributive property to simplify: $18(\frac{2}{3}+\frac{1}{9})$ =$18(\frac{2(3)+1(1)}{9})$ =$18(\frac{6+1}{9})$ =$18(\frac{7}{9})$ =$2(\frac{7}{1})$ =$14$