Free points because I am bored and going to delete my account soon :>

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Asphere has a diameter of 10 in. what is the volume of the sphere?

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.