subtract 4x from both sides and you get y=4x
y varies directly with x. When x is 1, y is 1/4. when x is 4, y is 1. when x is 8, y is 2. So on and so on. Sorry if this is confusing. Direct variations is one of my weak points
Answer:
https://tex.z-dn.net/?f=q%3D0%2C%5C%20r%3D2%2C%5C%20s%3D3%2C%5C%20t%3D-3
5 because these numbers are all equally divisible.
No is twelve and forty-five ten thousandths