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Math·Algebra·Linear equations in two variables

hard

In the $xy$-plane, lines $k$ and $j$ are perpendicular and intersect at the point $(5,26)$. Line $j$ passes through the origin, and line $k$ passes through the point $(p,0)$, where $p$ is a constant. What is the value of $p$?

A

-130.2

B

-129.8

C

139.8

D

140.2