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3 inmultit (x-1/2)=x +1/3

Răspuns :

  • x = 11/12

Răspuns:

3 • ( x - 1/2 ) = x + 1/3

3x - 3/2 = x + 1/3

3x - 3/2 - x = 1/3

3x - x = ²⁾1/3 + ³⁾3/2

2x = 2/6 + 9/6

2x = ( 2 + 9) / 6

2x = 11/6 | : 2

2x : 2 = 11/6 : 2

x = 11/6 × 1/2

x = 11/12