Bert was selling books at school. the first week he sold 3 more than two times the numbers of books he sold the second week. during the two week period he sold 18 books. how many books did he sale the first week of the fundraiser?

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)