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2025÷(6x+3)=42 va rog

Răspuns :

2025 : (6x+3) = 42
6x+3 = 2025:42  | :3
2x+1 = 675:42
2x+1 = 675/42
2x = (675-42) / 42 = 633/42=211/14
  x = 211/14 * 1/2 =211/28 =7,5357( 142587 )