Y=x+2 and then you have x=-3 you also have to use transitive property

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.

An octagonal prism has jow many lateral faces?

Simplify the expression below -3(10x+4y)+6(6x-2y)