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Mathematics

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N is the midpoint of AC; AN = 4x - 7 and NC = 5x - 15
Find NC=

Answer :

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Answer:

A____N____C

AN= NC

4x-7=5x-15

5x-4x= 15-7

x= 8

NC = 5x-15=5(8) – 15 = 40 – 15 = 25

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