Question

1100-[(128×4-144:×)×2]=172​

Answer 1

Răspuns:

x = 3

Explicație pas cu pas:

1100- [(128·4-144:x)·2] = 172 <=>

​(128·4-144:x)·2 = 1100-172 = 928 <=>

128·4-144:x = 928:2 = 464 <=>

144:x = 128·4 - 464

144:x = 512-464

144:x = 48

144 = 48·x =>

x = 144:48

x = 3