So far this semester, zachary has test scores of 92, 98, 65, 77, 91, and 85. he has one more test to take before the semester ends. what must he score on the last test to earn an average of 85 for the semester? type a numerical answer in the space provided.

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org