Verified Answer :

let x be a number and four-fifths of a number means 4/5x and then minus 2 =
4/5x - 2
three tenths of twice that number = 3/10  x 2x
the expression will be:
4/5x-2>3/10 x 2x
4/5x-2>3/5x
4/5x - 3/5x > 2
1/5x > 2
x > 10

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