The independent variable x varies directly as the dependent variable y.
Now, if x = 2 and y = 3, what is the value of the constant of proportionality?
Justify your answer.

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?