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Help ; - ; it says the answer is wrong

Help ; - ; it says the answer is wrong-example-1
User Hemang
by
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1 Answer

3 votes

Answer:

20.6

Explanation:

let Hj be x

(x+ 27.4)/2= 24

x+27.4= 48

x= 20.6

User Freddie Bell
by
5.5k points