What is the gfc of 18,54 and 72

Which is a graph of a proportional relationship?

If 3x+8=3x+8 is it one solution or no solution

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.