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Rezolvati in multimea numerelor naturale, ecuatia : ( 4/5 x - 3/2 ) : 15/4 = 2/3.

Răspuns :

Renatemambouko

( 4/5 x - 3/2 ) : 15/4 = 2/3
 4/5 x - 3/2   = 2/3 * 15/4
  4/5 x - 3/2   =  5/2
  4/5 x    =  5/2+3/2
  4/5 x    =  4
x=4:4/5
x=4*5/4
x=5

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