In 1991 the population of john's town was 2000 502,000 to the population was 39,000 write an equation that gives the populations rooms of the year x equals zero correspond to 1990

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?