Kelly is saving for a new pair of shoes. she plans to save 3$ per week until she has enough saved. which graph best represents this relationship?​

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?