Răspuns:
Explicație pas cu pas:
3x+1 = 1 <=> 3x = 1-1 => 3x = 0 => x = 0
2x-3 = 6 => 2x = 6+3 => 2x = 9 => x = 9/2
7x-6√2 = √2 => 7x = √2+6√2 => 7x = 7√2 => x = 7√2/7 => x = √2
³⁾(5x-7)/2 - ²⁾(2x+7)/3 = ⁶⁾3x-14 =>
15x-35 -4x-14 = 18x-84 =>
18x-11x = 84-49 =>
7x = 35 => x = 35/7 => x = 5
#copaceibrainly
