D 2. Which of the following is correctly written in Standard Form? A 3/7x + 2y =9
B y= 3/7x+6
C 5x – 4y = 9
D -3x + 7y = 12
Pls help me

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.

Which rotation about its center will carry a regular hexagon onto itself