Question

If y varies directly as x and given y = 9 when x = 5, find the equation connecting x and y.

Answer 1

$$y=kx$$

Answer 2

$$9=k5$$

Answer 3

$$k=\frac{9}{5}$$

Answer 4

so $$y=\frac{9}{5}x$$ Is your equation.

Answer 5

Thanks a lot, Jack :)

Answer 6

yea no problem