X/2+3> 9 what is the value of x and how do you work the problem

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If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

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.