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Given that the point (4,7) is on the graph of y=3f(2x)+1, there is one point that must be on the graph of y=f(x). What is the sum of coordinates of that point?

 Jul 21, 2020
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The point (2,-3) must be on the graph, so the answer is 2 + (-3) = -1.

 Jul 22, 2020

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