Odpowiedzi

2009-09-07T17:15:44+02:00
X-15=35

x= 35 + 15 = 50

x-27=50

x= 50 + 27 = 77

x-42=71

x= 71 + 42 = 113

130-x=60

x= 130 - 60 = 70

112-x=80

x= 112 - 80 = 32

124-x=54

x= 124 - 54 = 70

Łatwiejszych nie było? xD
  • Użytkownik Zadane
2009-09-07T17:17:05+02:00
X-15=35
x=35+15
x=50
--------------
x-27=50
x=50+27
x=77
--------------
x-42=71
x=71+42
x=113
-----------
130-x=60
-x=60-130
-x=-70
x=70
-------------
112-x=80
-x=80-112
-x=-32
x=32
--------------
124-x=54
-x=54-124
-x=-70
x=70
pozdrawiam dagmara
2009-09-07T17:28:34+02:00
X-15=35
x=35+15
x= 50

x-27=50
x=50+27
x= 77

x-42=71
x=71+42
x=113

130-x=60
x=130-60
x=70

112-x=80
x=112-80
x=92


124-x=54
x=124-54
x=70