Consider the steps for solving 3x^2 - 42x 9 = -5 step 1: 3x^2 - 42x = -14 step 2: 3(x^2-14x) = -14 step 3: 3(x^2- 14x 49) = -14 number should be added to the right side of the equation?

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.