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On a number line, the directed line segment from Q to S has endpoints Q at-8 and S at 12. Point R partitions the directed line
segment from Q to S in a 4:1 ratio.
Which expression correctly uses the formulam
(x2 - x) + xy to find the location of point R?
11a (12 - (-8)) + (-8)
(44](12 - (-8) + (-8)
4
-8 - 12) + 12
(44)-8 - 12) + 12
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