Question

Is `y/x = 8` a direct variation, inverse variation, joint or neither?

Answer 1

It's a direct variation, as the ratio between `x` and `y` is constant.

You can rewrite by multiplying both sides by `x`:

`y=8x` which will form a straight line when graphed:
graph{8x [-32.47, 32.47, -16.24, 16.25]}