\left( \csc ( x ) + \sqrt{ 2 } \right) \left( 2 \cos ( x ) + \sqrt{ 2 } \right) = 0

Olivia needs to find the number of 1/3 cups are in 3 cups of rice she use the number line below to find 3 / 1/3 how many 1/3 cup servings of rice are in 3 cups of rice