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I am stuck and getting a head ache please help

I am stuck and getting a head ache please help-example-1

1 Answer

9 votes

Answer:

DF=20

Explanation:


(9)/(12)=
(15)/(DF)

Use cross Multiplication

9DF=180

Divide 180 by 9

DF=20

Hope this helps! :)

User Nielarshi
by
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