Find the Slope of the line

Identify the number 127 as a rational or irrational. explain

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

Victoria created the scatterplot below based on the data in the table for the ages and heights of some teachers in her school. she wants to see if a teachers heigh depends on his or her age. what did she do wrong when she created the scatterplot