Two students were given the expression shown to simplify. use the drop-down menus to complete the statements about whether each student's answer is an equivalent expression. then choose an expression that is equivalent. sophia: 6+2+4x sophia's expression is because . ursula: 6−(−2x) ursula's expression .

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)