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Question 395444: Determine whether the points in each table lie on a straight
line.
X Y
2 -4
4 -14
8 -34
13 -59
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Determine whether the points in each table lie on a straight
line.
X Y
2 -4
4 -14
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Notice that when x increases by 2, y decreases by 10:::slope = -5
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8 -34
Notice that when x increases by 4, y decreases by 20:::slope = -5
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13 -59
Notice that when x increases by 5, y decreases by 25:::slope = -5
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Conclusion: They are all on the same line.
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Cheers,
Stan H.
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