-5 = k - 79 what is the value of k

Pls will give brainliest and all p.s u can zoom in if u cant see plss

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

What is the graph of the function fx x+2/x-3?