Question

(x : 12) + 45 : 9 = 7

Answer 1

(x : 12) + 5 = 7
x : 12 = 7 - 5
x : 12 = 2
x = 12 • 2
x = 24

Answer 2

Răspuns:

(x : 12) + 45 : 9 = 7

(x : 12) + 5 = 7

x : 12 = 7-5

x:12=2

x=12×2

x=24