Question

afla numărul necunoscut: 25:b=5,b= ,b= ;x : 3 =9, x = , x = ; 8 x y = 48, y = , y = .​

Answer 1

Răspuns:

25 : b = 5  ⇒  b = 25 : 5, b = 5

x : 3 = 9  ⇒  x = 9 · 3, x = 27

8 × y = 48  ⇒  y = 48 : 8, y = 6