Speed = distance / time
speed = 135/3 = 45 miles per hr <==
The answers is A because it shows the domain: 0 is less than or equal to x and less that on equal to 60
Draw out a number line. Make sure 4 is on the number line. At this location, plot an open circle. The open circle indicates "do not include this endpoint as part of the solution set". We shade to the right of this open circle.
Visually this describes all real numbers that are larger than 4.
14 my teacher just told me the answer
