Asmaller number is 3 less than half a larger number. the larger number is 10 times 1 less than the smaller number. let  xrepresent the smaller number, and let  y  represent the larger number. which equations can be used to model the situation? check all that apply.1. x= 1/2y-32. 2x-y= -63. 2x-y= -34. x= 1/2 (y-3)5. y-10 (x-1)

Math each whole number with a rational,exponential expression

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.

What is the value for this expression? 2e-5