Helena used row operations on an augmented matrix representing a system of equations and obtained the following result. 1 06
to
How many solutions does Helena's system of equations have?
O AO
B1
cinfinitely many
D. cannot be determined

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.