{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/c0a549ea36344b05b1482130fdc1ecd5\" frameborder=\"0\" width=\"960\" height=\"720\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":720,"width":960,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":720,"thumbnail_width":960,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/c0a549ea36344b05b1482130fdc1ecd5-00001.jpg","duration":133,"title":"SAT #4_S3_Q19","description":"p:  −3x + 4y = 20 6x + 3y = 15 If (x, y) is the solution to the system of equations above, what is the value of x ?\na: ;\n;\n;\n ;"}