3 years ago

PLEASE HELP with this Geometry question

Mathematics

1 answer:

Gnoma [55]3 years ago

3 0

Step-by-step explanation:

DE = 5x-2

DF = 3(x+3)

3(x+3) = 3 + 5x-2

3x+9= 5x+1

2x=8

x=4

DE=5×4-2=18

DE=18

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