Which function is represented by the graph below? graph begins in the second quadrant near the x-axis and increases slowly while crossing the ordered pair negative 3, 1.

f(x) = 3x
f(x) = 3x − 3
f(x) = 3x + 3
f(x) = 3(x + 3)

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?