Mathematics
underarmour
2015-11-05 09:02:21
Point E is between points D and F. If DE = x - 4 , EF = 2x + 5 , and DF = 4x- 8 , find x
ANSWERS
michellemannion
2015-11-05 11:43:07

You know that  [latex]DE+EF=DF (x-4) + (2x+5) = (4x-8) [/latex] combine like terms[latex]3x+1 = 4x-8 1 = x-8 x=9[/latex]

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