What's the answer for this inequality –14 ≥ t/8 − 9

Which function is represented by the graph

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28