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

User Eliasetm
by
4.6k points

1 Answer

12 votes

Answer:

x=3

Explanation:

I will assume this is a number line

DE + EF = DF

x+1 + 2x = 10

3x + 1 = 10

3x = 9

x = 3

User Binoy
by
5.0k points
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