Răspunsuri

2014-10-14T22:18:42+03:00
14(12-X)=70
12-X=70:14=5=>X=12-5=7
Comentariul a fost şters
12-x=70/:14
12-x=5 -x=-7 x=7
  • Utilizator Brainly
2014-10-14T22:20:11+03:00
14 (12-x)=70
168-14x=70/-168
-14x=-98 /:(-14)
x=7