Please help! The equation of line AG is y=(b/a+c)x. The midpoint of BC is (a+c, b). Does the midpoint of BC lie on AG? Why or why not?

•no because (b/a+c)b does not equal a+c
•no because (b/a+c)(a+c) does not equal b
•yes because (b/a+c)b=a+c
•yes because (b/a+c)(a+c)=b

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?