On a Coordinate Graph with Y on the Vertical Axis

question 39

Multiple Choice

On a coordinate graph with y on the vertical axis and x on the horizontal axis,suppose that two points on a straight line are (X = 4,Y = 5) ,and (X = 2,Y = 1) .The slope of this line is

• A)-2.
• B)- .
• C) .
• D) .
• E)2.