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

Question

Prompt

Line

s

in the

x y

-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, 5/4)

. What is the value of

k