Directions: set up a system of equations that represents the
scenario. do not sole!
21) a farmhouse shelters 16 animals. some of them are chickens
and the others are cows. altogether these animals have 60 legs. how
many chickens and how many cows are in the farmhouse?
22) darryl spent $276 on books. math books cost $21 and english
books cost $30. if he bought a total of 11 then how many of each
kind did he buy?

City l has a temperature of −3 °f. city m has a temperature of −7 °f. use the number line shown to answer the questions: number line from negative 8 to positive 8 in increments of 1 is shown. part a: write an inequality to compare the temperatures of the two cities. (3 points) part b: explain what the inequality means in relation to the positions of these numbers on the number line. (4 points) part c: use the number line to explain which city is warmer. (3 points)