Answer:
x = 7
Explanation:
From the question, we're told that angles A and B are corresponding angles, which means that they are equal.
So, if m[tex]\begin{gathered} m\angle A=m\angle B\text{ (corresponding angles are equal)} \\ 4x=3x+7 \\ 4x-3x=7 \\ x=7 \end{gathered}[/tex]
