Collect pairs of data where a relationship is suspected.
Draw a graph with the independent variable on the horizontal axis and the dependent variable on the vertical axis. ...
Look at the pattern of points to see if a relationship is obvious. ...
Divide points on the graph into four quadrants.
Answer:
x=17.5 we do that 5*3.5 =17.5
14/15
lcd is 15 so the numbers convert to
9/15 + 5/15 = 14/15
Answer:
Where a line crosses the y-axis of a graph.
Answer:
4 units count the boxes from a to b and that's 4