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Geometry

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Points Lines and Planes: Find the Variable Using Segments

GEOM-EKNHNF

Find the value of the variable if $B$ is between $A$ and $C$. Given that $AB=4x$, $BC=14x$, and $AC=54$.

A

$x=4.5$

B

$x=42$

C

$x=12$

D

$x=3$