Answer:
x = 22
Step-by-step explanation:
Since SV and RU are parallel lines, then
∠RSV and ∠SRU are same side interior angles and are supplementary, thus
5x + 4 + 44 + x = 180, that is
6x + 48 = 180 ( subtract 48 from both sides )
6x = 132 ( divide both sides by 6 )
x = 22