Mrs. Chang’s car has enough gas to travel 12 miles. She wants to travel 6 2/3 miles to the grocery store and then 4 1/2 miles to the post office. Can Mrs. Chang make both trips before having to refill he car’s gas tank?

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.