rachykosty rachykosty

05-09-2017
Mathematics

contestada

Point E is between points D and F. If DE = x − 2, EF = 6x + 4, and DF = 8x − 2, find x

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texaschic101 texaschic101

05-09-2017

DE + EF = DF

x - 2 + 6x + 4 = 8x - 2
7x + 2 = 8x - 2
2 + 2 = 8x - 7x
4 = x <===

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