WILL SOMEONE PLEASE HELP

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

In the diagram of circle o, what is the measure of zabc?

Identify the parent function that can be used to graph the function f(x)=3(x-9)2