Jared is taking inventory of the books in his school library. The graph shows the proportional relationship between the number of books and the number of shelves in one section of the library. The graph shows that the constant of proportionality in terms of number of books per shelf is .

The answer of the above is

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.