Marta is planning a field trip to the zoo. admission to the zoo is $12 per student and $20 per adult. what expression represents the total cost of admission for a group of x students and y adults?

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

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 adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top