Which expression has a negative value? 2+12

O (-3)(-8)

O 10-(-18)

O -35-5

Please hur

Describe all the numbers that when rounded to the nearest thousand are 645,000

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

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)