Which number line models the sum of 3 + (-8) correctly?

On a architect's drawing of a house, 1 inche representa 1.5

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge