👤
Oanamia
a fost răspuns

Aflati pe x din:
34-2·(2660+76÷x)÷893=28
B) 51-(2660:76+x):23=28

Răspuns :

Slavitescudora
a) 2×(2660+76:x):893=34-28
2×(2660+76:x):893=6
(2660+76:x):893=3
2660+76:x=893×3
2660+76:x=2679
76:x=2679-2660
76:x=19
x=76/19
x=4

b) (35+x):23=51-28
(35+x):23=23
35+x=23×23
35+x=529
x=529-35
x=494

Alte intrebari