Răspuns:
Explicație pas cu pas:
b)
5/3·[1/2·(³⁾x + 4/3) - 7/5] = - 3/2
5/3·[1/2·(3x + 4)/3 - 7/5] = - 3/2
5/3·[⁵⁾(3x + 4)/6 - ⁶⁾7/5] = - 3/2
5/3·(15x + 20 - 42)/30 = - 3/2
(15x - 22)/18 = ⁹⁾-3/2
15x - 22 = - 27
15x = 22 - 27
15x = - 5
x = -5/15
x = - 1/5
