video1.0<iframe src="https://www.loom.com/embed/d5afa1d5781c4d6b8684b887714a7c60" frameborder="0" width="960" height="720" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>720960Loomhttps://www.loom.com720960https://cdn.loom.com/sessions/thumbnails/d5afa1d5781c4d6b8684b887714a7c60-00001.jpg74p: In the figure above, lines l and m are parallel, y = 20, and z = 60. What is the value of x ? a: 120 ; 100 ; 90 ; 80 ;