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avatar+231 

Of the five points (3, 10), (6, 20), (12, 35), (18, 40) and (20, 50), what is the sum of the x-coordinates of the points that lie in the region above the line y = 2x + 7 in the coordinate plane?

 Sep 10, 2018
 #1
avatar+99295 
+2

The red ones are above and the blue ones are below and you can finish it.

 

 Sep 10, 2018
 #2
avatar+231 
+1

Thanks

 Sep 11, 2018

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