Let u =LeftAngleBracket 3, 4 RightAngleBracket. What is 3u? LeftAngleBracket 6, 7 RightAngleBracket LeftAngleBracket 6, 12 RightAngleBracket LeftAngleBracket 9, 7 RightAngleBracket

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.