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Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

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.

Find the nonpermissible replacement for binthis expression.b2/5b +5