Question

Afla valoarea lui,, n" din egalitati :
54:n+67x5=344
n:3x8=616
894-n:4=833

Answer 1

54:n+67×5=34454:n+335=34454:n=344-33554:n=9n=54:9n=6n:3×8=6168n:3=6168n=616×38n=1848n=1848:8n=231894-n:4=833894-833=n:461=n:4n=4×61n=244

Answer 2

54 : n + 67 x 5 = 344

54 : n + 335 = 344

54 : n = 344 - 335

54 : n = 9

n = 54 : 9

n = 6

___________

n : 3 x 8 = 616

n : 3 = 616 : 8

n : 3 = 77

n = 77 x 3

n = 231

___________

894 - n : 4 = 833

n : 4 = 894 - 833

n : 4 = 61

n = 61 x 4

n = 244