Question

determinagi x/y daca 3x-2y/4x-y=3/7
cat de repede!!​

Answer 1

Răspuns:

Explicație pas cu pas:

(3x-2y)/(4x-y)=3/7        ⇒notam x/y=t

(3x/y-2)/(4x/y-1)=3/7   ⇒7(3t-2)=3(4t-1)

21t-14=12t-3    ⇒9t=14-3   ⇒t=11/9

x/y=11/9