We jave the following:
[tex]\begin{gathered} ED=EB+BD \\ ED=4x+6 \\ EB=x \\ BD=30 \end{gathered}[/tex]
Therefore,
[tex]\begin{gathered} 4x+6=x+30 \\ 4x-x=30-6 \\ x=\frac{24}{3} \\ x=8 \\ EB=8 \\ ED=4\cdot8+6=38 \end{gathered}[/tex]
the answer is
x = 8
EB = 8
ED = 38
