Can anyone me out for this question?

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.

How many solutions does the nonlinear system of equations graphed bellow have?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1