Răspunsuri

  • Utilizator Brainly
2014-04-06T17:27:47+03:00
(x+5+7):3=120
x+5+7=360
x+12=360
x=360-12
x=348
2014-04-06T17:28:13+03:00
Ma= a+b+c
          3
120=5+7+c
          3

120=12+c
          3
12+c=120*3
12+c=360
c=360-12
c=348