Question 850193
In a coordinate plane, the points (2,4) and (3,-1) are on a line. Which of the following  must be true?  
The line stays above the x-axis at all times.
 
The line is parallel to the y-axis.
 
The line rises from the lower left to the upper right.
 
The line crosses the x-axis.
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The best way to find out is to plot the 2 points and draw a line thru them.