Răspuns:
(6x-y) / (3x+2y) = 1/2
Explicație pas cu pas:
x/y = 0,(4)
(6x-y) / (3x+2y) = ?
x/y = 0,(4) = 4/9 => x = 4y/9
6x = 24y/9 = 8y/3
6x-y = 8y/3 - ³⁾y = 5y/3
3x = 12y/9 = 4y/3
3x+2y = 4y/3 + ³⁾2y = 10y/3
(6x-y) / (3x+2y) = 5y/3 : 10y/3 = 5y/3 · 3/10y = 15y/30y = 1/2
(6x-y) / (3x+2y) = 1/2
