jcislit69 jcislit69

15-06-2022
Mathematics

contestada

If DE = x + 1, EF = 2x, and DF = 10, what is DE

Respuesta :

jsimpson11000 jsimpson11000

15-06-2022

Answer:

x=3

Step-by-step explanation:

I will assume this is a number line

DE + EF = DF

x+1 + 2x = 10

3x + 1 = 10

3x = 9

x = 3

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