Question 1097172
Is the relationship shown by the data linear? If so, what equation models the data?

3,1
7,2
11,3
18,5


A. It is not linear
B. y+2=1/4(x-7)
C. y-2=1/4(x+7)
D. y+2=-1/4(x-7)
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Pick any 2 points and find an equation for the line thru them.
then check to see if the other 2 points are on the line.
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Or, find the slope of pairs.  If any slopes are different, it's not linear.