Line $s$ in the xy-plane is defined by $8x+2y=0$. Line $t$ is perpend…

Question

Prompt

Line

s

in the xy-plane is defined by

8 x + 2 y = 0

. Line

t

is perpendicular to line

s

and passes through the points

(6, 0)

and

(k, \frac{5}{4})

. What is the value of

k