Question

Va rog am nevoie de ajutor dau corona ​

Answer 1

Răspuns:

1107:b=9

b=1107:9

b=123

_______

(312-144+6):c=3

174:c=3

c=174:3

c=58

_________

d:242=6

d=6×242

d=1452

________

y:9=155 rest 4

y=9×155+4

y=1399

_______

623:z=5 rest 3

623=5z+3

623-3=5z

z=620:5

z=124

_______

962=3w+2

962-2=3w

w=960:3

w=320

Answer 2

Răspuns:

(27x41) :b=9

1107:b=9

b=1107:9

b=123

y:(81:9)=155rest4

y=155(81:9)+4

y=155*9+4

y=1395+4

y=1399

(312-12x12+6):c=3

174:c=3

c=174:3

c=58

623:z=5rest3

z=(623-3):5

Z=620:5

Z=124

962:w=3rest2

W=(962-2):3

W=960:3

W=320