Moderate# Points Lines and Planes: Determine Segment Length

GEOM-2HJ5XP

Points $A$, $B$, and $C$ are collinear. Point $B$ is in between points $A$ and $C$. $\overline {AB} $ is three less than twice the length of $\overline {BC}$.

Find the length of $\overline {AB}$ if $AC=48$.