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If DF = 9x - 39, find EF
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If DF = 9x - 39, find EF

User Christian Loncle
by
6.6k points

1 Answer

4 votes

Answer:

EF = 58 units

Explanation:

Given:

DF = 9x - 39

DE = 47

EF = 3x + 10

Find:

EF

Computation:

DF = DE + EF

9x - 39 = 47 + 3x + 10

9x - 3x = 47 + 39 + 10

6x = 96

x = 16

EF = 3x + 10

EF = 3(16) + 10

EF = 58 units

If DF = 9x - 39, find EF-example-1
User ZZZ
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