A compound inequality for the graph would be:
x >= 0 and x < 2
Count the difference of the x values between the two points (the run of the slope) and the difference of the y values between the two points (the rise of the slope). That would get you the rate of change, or slope, of the line.
Answer:
12
Step-by-step explanation:
12 +30= 42
42+12=54