What is the vertex of g(x)=8x^2-64x? a) (4,-128) b) (-4,-128) c) (4,-16) d) (-4,-16)

Nine more than four times a number is the same as one less than twice the number. find the number?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship